[issue40576] Align docs for list.sort, sorted, and on the website

[Sam Lijin]

Change by Sam Lijin <python at sxlijin.com>:


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keywords: +patch
pull_requests: +19327
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/20017

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40576>
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