Prepare release 4.16.0rc2 #2867

Job	Run time
Build docs	12s
Run tests (3.13.0)	22s
Run tests (pypy3.9)	22s
Run tests (3.11.0)	24s
Run tests (pypy3.11)	20s
Run tests (3.12.0)	21s
Run tests (3.10.4)	20s
Run tests (3.13)	20s
Run tests (3.10)	16s
Run tests (3.12)	15s
Run tests (3.11)	18s
Run tests (3.9.12)	25s
Run tests (3.9)	23s
Run tests (pypy3.10)	33s
Run tests (3.14)	16s
Create an issue if daily tests failed	0s
	5m 7s

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