[3.12] gh-122085: Use include files for `whatsnew/3.12.rst` deprecations (GH-122093)#122224

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hugovk merged 2 commits intopython:3.12from

hugovk:backport-b3b7b7d-3.12

Jul 24, 2024

Commits on Jul 24, 2024

[3.12] gh-122085: Use include files for `whatsnew/3.12.rst` deprecations (GH-122093)
hugovk
committed
Fix Sphinx warning; os.path.isreserved was added in 3.13
hugovk
committed