Bump to a6 #6071

Job	Run time
Cache identify	7s
Shellcheck	6s
Dependency	4s
Prepare	1m 8s
Ruff check and force	7s
Check commit	23s
Run pytest using Python 3.14	21s
Run pytest using Python 3.13	1m 24s
Run mypy	15s
Process test coverage	17s
Process test complexity	9s
Build and publish Python 🐍 distributions 📦 to TestPyPI	15s
	4m 36s

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