[doc] bpo-43066: zipfile - add note on leading slash in the filename arg (GH-26899)


Co-authored-by: Ɓukasz Langa <lukasz@langa.pl>
(cherry picked from commit 7c5dab4340032eb15d3797d8b601ef11649bbab3)

Co-authored-by: andrei kulakov <andrei.avk@gmail.com>
2 files changed