[docs] [issue33892] doc Add a couple of "or she/her"

Andrés Delfino <adelfino@gmail.com> added the comment: Yeap, Ammar just told me the same suggestion on GitHub :) PR will be a little more ambitious now, as I'm replacing all he/him/she/her mentions. ---------- _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue33892> _______________________________________