Update shellcheck #6284

Job	Run time
Dependency	4s
Shellcheck	7s
Cache identify	4s
Prepare	11s
Ruff check and force	7s
Check commit	21s
Run pytest using Python 3.13	19s
Run pytest using Python 3.14	17s
Run mypy	17s
Process test coverage	13s
Process test complexity	8s
Build and publish Python 🐍 distributions 📦 to TestPyPI	10s
	2m 18s

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