[3.12] GH-101291: Add warning to "what's new" that `PyLongObject` internals have changed. (GH-107388)#107392

gvanrossum merged 1 commit intopython:3.12python/cpython:3.12from

miss-islington:backport-1ee605c-3.12miss-islington/cpython:backport-1ee605c-3.12Copy head branch name to clipboard