Don't use gather #1200

Job	Run time
Shellcheck	4s
Prepare	48s
Dependency	4s
Ruff check and force	11s
Check commit	41s
Create pytest cache for Python 3.11	10s
Create pytest cache for Python 3.12	10s
Run pytest using Python 3.12	21s
Run pytest using Python 3.11	24s
Run mypy	8s
Process test coverage	10s
Build and publish Python 🐍 distributions 📦 to TestPyPI	17s
Process test complexity	7s
	3m 35s

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