Update submodule to latest release-branch.go1.26 in microsoft/release-branch.go1.26

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Upstream commits included in this update

• c19862e5f8 [release-branch.go1.26] go1.26.5
• f9ef7f5598 [release-branch.go1.26] os: properly handle trailing slashes in paths in Root
• ca8ca590cc [release-branch.go1.26] crypto/tls: omit PSK in ECH outer client hello
• 7397dd7495 [release-branch.go1.26] net: fix TestLookupCNAME
• 044c995af7 [release-branch.go1.26] runtime: tolerate vendor suffixes in Linux kernel release strings
• 814591410b [release-branch.go1.26] cmd/compile,sync/atomic: make Add And & Or SQCST on PPC64
• 2055b1a15d [release-branch.go1.26] syscall: add //go:norace to rawSyscall on darwin
• d7c9c818f9 [release-branch.go1.26] runtime: in moveSliceNoCap, round size down to a whole multiple of element size
• dc80258a97 [release-branch.go1.26] internal/runtime/gc: require AVX512DQ for greentea
• 6efcff6602 [release-branch.go1.26] os/signal: make NotifyContext Cause match context.Canceled
• fe91cea4f2 [release-branch.go1.26] cmd/go: use fsys.ReadDir for IsStandardPackage
• ec988a9af1 [release-branch.go1.26] os: notify testlog from (*File).Chdir

View full diff on GitHub

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