test

ReadTheDocs: use latest Ubuntu and Python #2051

Job	Run time
ubuntu-latest - 3.10	6m 34s
ubuntu-latest - 3.9	6m 24s
ubuntu-24.04-arm - 3.13	6m 48s
ubuntu-24.04-arm - 3.11	6m 53s
ubuntu-latest - 3.14-dev	7m 11s
ubuntu-latest - 3.12	8m 7s
ubuntu-24.04-arm - 3.10	6m 3s
ubuntu-latest - 3.11	7m 53s
ubuntu-latest - 3.14-dev free-threading	9m 7s
ubuntu-24.04-arm - 3.9	5m 41s
ubuntu-latest - 3.13	7m 46s
ubuntu-24.04-arm - 3.12	7m 12s
ubuntu-24.04-arm - 3.13 free-threading	6m 52s
ubuntu-latest - pypy-3.10	10m 34s
ubuntu-latest - 3.13 free-threading	7m 56s
macos-latest - 3.13	5m 18s
windows-latest - 3.13	11m 17s
ubuntu-latest - pypy-3.9	9m 58s
	2h 17m 34s

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