Bump to a99 #1422

Job	Run time
Prepare	57s
Shellcheck	5s
Dependency	5s
Ruff check and force	9s
Check commit	45s
Create pytest cache for Python 3.13	7s
Run pytest using Python 3.13	19s
Build and publish Python 🐍 distributions 📦 to TestPyPI	0s
Process test coverage	0s
Run mypy	0s
Process test complexity	0s
	2m 27s

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