Fix gradle deprecation warnings

[jack-berg]

Fixes these kind of warnings in the build output:

w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.bom-conventions.gradle.kts:20:41 'fun RegisteringDomainObjectDelegateProviderWithAction<out TaskContainer, Task>.provideDelegate(receiver: Any?, property: KProperty<*>): ExistingDomainObjectDelegate<TaskProvider<Task>>' is deprecated. Use 'val task = tasks.register(name) { }' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.bom-conventions.gradle.kts:20:41 'fun <T : Any, C : NamedDomainObjectContainer<T>> C.registering(action: T.() -> Unit): RegisteringDomainObjectDelegateProviderWithAction<out C, T>' is deprecated. Use 'val element = register(name) { }' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.bom-conventions.gradle.kts:20:41 'fun <T> ExistingDomainObjectDelegate<out T>.getValue(receiver: Any?, property: KProperty<*>): T' is deprecated. Use the named() API instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.errorprone-conventions.gradle.kts:16:25 'val properties: (Mutable)Map<String, out Any?>' is deprecated. Deprecated in Java.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jacoco-conventions.gradle.kts:19:25 'fun provideDelegate(thisRef: Any?, property: KProperty<*>): ExistingDomainObjectDelegate<CapturedType(out Configuration)>' is deprecated. Use 'val element = getByName(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jacoco-conventions.gradle.kts:19:25 'val <T : Any, U : NamedDomainObjectCollection<out T>> U.getting: NamedDomainObjectCollectionDelegateProvider<out T>' is deprecated. Use 'val element = getByName(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jacoco-conventions.gradle.kts:19:25 'fun <T> ExistingDomainObjectDelegate<out T>.getValue(receiver: Any?, property: KProperty<*>): T' is deprecated. Use the named() API instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.japicmp-conventions.gradle.kts:109:22 'fun <U : Task> RegisteringDomainObjectDelegateProviderWithTypeAndAction<out TaskContainer, U>.provideDelegate(receiver: Any?, property: KProperty<*>): ExistingDomainObjectDelegate<TaskProvider<U>>' is deprecated. Use 'val task = tasks.register<Type>(name) { }' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.japicmp-conventions.gradle.kts:109:22 'fun <T : Any, C : PolymorphicDomainObjectContainer<T>, U : T> C.registering(type: KClass<U>, action: U.() -> Unit): RegisteringDomainObjectDelegateProviderWithTypeAndAction<out C, U>' is deprecated. Use 'val element = register<Type>(name) { }' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.japicmp-conventions.gradle.kts:109:22 'fun <T> ExistingDomainObjectDelegate<out T>.getValue(receiver: Any?, property: KProperty<*>): T' is deprecated. Use the named() API instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.japicmp-conventions.gradle.kts:116:39 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.japicmp-conventions.gradle.kts:118:40 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.java-conventions.gradle.kts:268:44 'fun provideDelegate(thisRef: Any?, property: KProperty<*>): ExistingDomainObjectDelegate<Configuration>' is deprecated. Use 'val element = create(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.java-conventions.gradle.kts:268:44 'fun <T : Any> NamedDomainObjectContainer<T>.creating(configuration: T.() -> Unit): NamedDomainObjectContainerCreatingDelegateProvider<T>' is deprecated. Use 'val element = create(name) { }' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.java-conventions.gradle.kts:268:44 'fun <T> ExistingDomainObjectDelegate<out T>.getValue(receiver: Any?, property: KProperty<*>): T' is deprecated. Use the named() API instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.java-conventions.gradle.kts:273:36 'fun provideDelegate(thisRef: Any?, property: KProperty<*>): ExistingDomainObjectDelegate<Configuration>' is deprecated. Use 'val element = create(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.java-conventions.gradle.kts:273:36 'fun <T : Any> NamedDomainObjectContainer<T>.creating(configuration: T.() -> Unit): NamedDomainObjectContainerCreatingDelegateProvider<T>' is deprecated. Use 'val element = create(name) { }' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.java-conventions.gradle.kts:273:36 'fun <T> ExistingDomainObjectDelegate<out T>.getValue(receiver: Any?, property: KProperty<*>): T' is deprecated. Use the named() API instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jmh-conventions.gradle.kts:26:41 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jmh-conventions.gradle.kts:31:27 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jmh-conventions.gradle.kts:36:33 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jmh-conventions.gradle.kts:41:27 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jmh-conventions.gradle.kts:46:39 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.jmh-conventions.gradle.kts:51:29 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.
w: file:///Users/jberg/code/opentelemetry-java-1/buildSrc/src/main/kotlin/otel.protobuf-conventions.gradle.kts:10:40 'fun Project.provideDelegate(any: Any?, property: KProperty<*>): PropertyDelegate' is deprecated. Use 'val property = project.property(name)' or 'val property = project.findProperty(name)' instead. See the Gradle 9.6 upgrading guide.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.94%. Comparing base (77eb68d) to head (c01e306).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #8534   +/-   ##
=========================================
  Coverage     90.94%   90.94%           
  Complexity    10210    10210           
=========================================
  Files          1013     1013           
  Lines         27175    27175           
  Branches       3184     3184           
=========================================
+ Hits          24714    24715    +1     
  Misses         1734     1734           
+ Partials        727      726    -1     

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