[3.11] gh-101100: Fix Sphinx nits in `library/contextlib.rst` (#112870)#112874

Merged

AlexWaygood merged 1 commit intopython:3.11from AlexWaygood:backport-112870-311

Dec 8, 2023

+7-8

Commits on Dec 8, 2023

[3.11] pythongh-101100 : Fix Sphinx nits in library/contextlib.rst (python#112870 )
AlexWaygood
committed