tests

fix(docs; gha): updated .readthedocs.yaml; macos-latest to macos-12 #3088

Job	Run time
tests (ubuntu-latest, x64, 3.8, local-slow)	5m 20s
upstream-py311 (nocmk)	1m 22s
tests (ubuntu-latest, x64, 3.9, local-slow)	5m 11s
upstream-py311 (sourcebuildcheck)	3m 5s
tests (ubuntu-latest, x64, 3.10, local-slow)	5m 48s
upstream-py311 (test-upstream-requirements-py311)	1m 34s
tests (ubuntu-latest, x64, 3.11, local-slow)	5m 56s
tests (ubuntu-latest, x64, 3.12, local-slow)	5m 18s
tests (ubuntu-latest, x64, 3.x, local-slow)	6m 15s
tests (windows-latest, x64, 3.8, local-slow)	5m 49s
tests (windows-latest, x64, 3.9, local-slow)	5m 57s
tests (windows-latest, x64, 3.10, local-slow)	6m 16s
tests (windows-latest, x64, 3.11, local-slow)	5m 52s
tests (windows-latest, x64, 3.12, local-slow)	6m 14s
tests (windows-latest, x64, 3.x, local-slow)	6m 3s
tests (windows-latest, x86, 3.8, local-slow)	12m 20s
tests (windows-latest, x86, 3.9, local-slow)	11m 22s
tests (windows-latest, x86, 3.10, local-slow)	12m 24s
tests (windows-latest, x86, 3.11, local-slow)	10m 55s
tests (windows-latest, x86, 3.12, local-slow)	11m 58s
tests (windows-latest, x86, 3.x, local-slow)	11m 19s
tests (macos-12, x64, 3.8, local-slow)	5m 11s
tests (macos-12, x64, 3.9, local-slow)	5m 19s
tests (macos-12, x64, 3.10, local-slow)	5m 42s
tests (macos-12, x64, 3.11, local-slow)	5m 56s
tests (macos-12, x64, 3.12, local-slow)	7m 39s
tests (macos-12, x64, 3.x, local-slow)	6m 21s
	3h 2m 26s

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