[3.12] howto/urllib2: remove link to an outdated french translation (GH-104193) (#104758)

We now have our own translation and it's not outdated
(cherry picked from commit 151b6bfb5d9a15b6e2682e5a3008a3f9ec3086ae)

Co-authored-by: Mathieu Dupuy <deronnax@gmail.com>