Adapt test-code #2021

Job	Run time
Prepare	55s
Shellcheck	5s
Dependency	4s
Ruff check and force	9s
Check commit	50s
Create pytest cache for Python 3.13	9s
Run pytest using Python 3.13	22s
Run mypy	9s
Process test coverage	17s
Build and publish Python 🐍 distributions 📦 to TestPyPI	27s
Process test complexity	8s
	3m 35s

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