Clarify version policy #2896

Job	Run time
Build docs	11s
Run tests (3.13.0)	20s
Run tests (3.9.12)	20s
Run tests (3.13)	20s
Run tests (pypy3.9)	21s
Run tests (3.9)	18s
Run tests (3.12)	13s
Run tests (pypy3.10)	25s
Run tests (pypy3.11)	22s
Run tests (3.10)	15s
Run tests (3.11.0)	18s
Run tests (3.11)	16s
Run tests (3.14)	14s
Run tests (3.10.4)	23s
Run tests (3.12.0)	24s
Create an issue if daily tests failed	-1s
	4m 39s

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