[3.12] gh-91565: Replace bugs.python.org links with Devguide/GitHub ones (GH-91568) (GH-117890)

gh-91565: Replace bugs.python.org links with Devguide/GitHub ones  (GH-91568)

(cherry picked from commit 3de09cadde788065a4f2d45117e789c9353bbd12)

Co-authored-by: Steve (Gadget) Barnes <gadgetsteve@hotmail.com>
Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>
Co-authored-by: Oleg Iarygin <oleg@arhadthedev.net>
Co-authored-by: Petr Viktorin <encukou@gmail.com>
Co-authored-by: Ezio Melotti <ezio.melotti@gmail.com>