Update manual_fixtures script #5109

Job	Run time
Dependency	8s
Prepare	55s
Shellcheck	6s
Ruff check and force	5s
Check commit	29s
Create pytest cache for Python 3.12	8s
Run pytest using Python 3.12	19s
Run mypy	12s
Process test coverage	13s
Process test complexity	5s
Build and publish Python 🐍 distributions 📦 to TestPyPI	18s
	2m 58s

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