v3.12.13
[3.12] gh-113993: Make interned strings mortal (GH-120520, GH-121364, GH-121903, GH-122303) (#123065)
[3.12] gh-46236: Add docs for PyUnicode_GetDefaultEncoding() doc (GH-130335) (GH-130512)
[3.12] GH-121970: Rewrite the C-API annotations extension (GH-121985) (#122025)