[3.10] gh-131261: Update libexpat to 2.7.0 (CVE-2024-8176) (GH-131272)#131363

pablogsal merged 1 commit intopython:3.10python/cpython:3.10from

sethmlarson:backport-6af54d2-3.10sethmlarson/cpython:backport-6af54d2-3.10Copy head branch name to clipboard