Pontoon: Update French (fr) localization of MDN
Pontoon: Update French (fr) localization of MDN

Localization authors:
- Sphinx / Julien G <sphinx_knight@hotmail.fr>

ollie314/kuma,jwhitlock/kuma,safwanrahman/kuma,a2sheppy/kuma,Elchi3/kuma,a2sheppy/kuma,a2sheppy/kuma,mozilla/kuma,mozilla/kuma,jwhitlock/kuma,yfdyh000/kuma,escattone/kuma,jwhitlock/kuma,escattone/kuma,ollie314/kuma,jwhitlock/kuma,jwhitlock/kuma,Elchi3/kuma,yfdyh000/kuma,mozilla/kuma,ollie314/kuma,ollie314/kuma,safwanrahman/kuma,yfdyh000/kuma,Elchi3/kuma,yfdyh000/kuma,safwanrahman/kuma,SphinxKnight/kuma,Elchi3/kuma,SphinxKnight/kuma,SphinxKnight/kuma,SphinxKnight/kuma,safwanrahman/kuma,SphinxKnight/kuma,ollie314/kuma,ollie314/kuma,Elchi3/kuma,mozilla/kuma,escattone/kuma,a2sheppy/kuma,yfdyh000/kuma,mozilla/kuma,safwanrahman/kuma,safwanrahman/kuma,SphinxKnight/kuma,a2sheppy/kuma,yfdyh000/kuma