Remove save_cache()s, handled in the calling function #2058

Job	Run time
Dependency	4s
Prepare	52s
Shellcheck	6s
Ruff check and force	5s
Check commit	40s
Create pytest cache for Python 3.13	6s
Run pytest using Python 3.13	19s
Process test coverage	12s
Run mypy	7s
Process test complexity	7s
Build and publish Python 🐍 distributions 📦 to TestPyPI	25s
	3m 3s

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