gh-97005: Update libexpat from 2.4.7 to 2.4.9 (gh-97006)


Co-authored-by: Gregory P. Smith [Google] <greg@krypto.org>
(cherry picked from commit 10e3d398c31cc1695752fc52bc6ca2ce9ef6237e)

Co-authored-by: Dong-hee Na <donghee.na@python.org>
8 files changed