[3.14] gh-151942: Fix all Sphinx nitpicks in the 2.5 What's New (GH-153120)#153500

StanFromIreland merged 2 commits into

python:3.14python/cpython:3.14from

miss-islington:backport-fb00514-3.14miss-islington/cpython:backport-fb00514-3.14Copy head branch name to clipboard