[3.11] Docs: Normalise Argument Clinic advanced topics headings (GH-106842)#106852

erlend-aasland merged 1 commit intopython:3.11python/cpython:3.11from

miss-islington:backport-4cb0b9c-3.11miss-islington/cpython:backport-4cb0b9c-3.11Copy head branch name to clipboard