Improve _sort_gw_entities(), partly following suggestion #5227

Job	Run time
Prepare	1m 10s
Dependency	6s
Shellcheck	5s
Ruff check and force	15s
Check commit	40s
Create pytest cache for Python 3.13.0	14s
Create pytest cache for Python 3.12	6s
Run pytest using Python 3.13.0	22s
Run pytest using Python 3.12	13s
Run mypy	24s
Process test coverage	19s
Process test complexity	20s
Build and publish Python 🐍 distributions 📦 to TestPyPI	29s
	4m 43s

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