Move CI to "ubuntu-latest" #1893

Job	Run time
Run tests (3.8)	5s
Lint	4s
Run tests (3.8.0)	7s
Run tests (3.9)	9s
Run tests (3.9.0)	6s
Run tests (3.10)	6s
Run tests (3.10.0)	9s
Run tests (3.11)	9s
Run tests (3.11.0)	7s
Run tests (3.12)	4s
Run tests (3.12.0)	6s
Run tests (3.13)	8s
Run tests (3.13.0)	9s
Run tests (pypy3.8)	8s
Run tests (pypy3.9)	10s
Run tests (pypy3.10)	11s
Create an issue if daily tests failed	0s
	1m 58s

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