gh-149570: avoid tier-2 self-link in _COLD_EXIT#149573

NekoAsakura wants to merge 3 commits into

python:mainpython/cpython:mainfrom

NekoAsakura:gh-XXXXXX/break-self-loop-tier2NekoAsakura/cpython:gh-XXXXXX/break-self-loop-tier2Copy head branch name to clipboard