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

Co-authored-by: Yaya.Cout <539a335daee2e97c74a6668794542e77dcfaf399@free.fr>

diox/olympia,mozilla/olympia,wagnerand/addons-server,mozilla/olympia,diox/olympia,mozilla/olympia,mozilla/olympia,mozilla/addons-server,mozilla/addons-server,mozilla/addons-server,diox/olympia,mozilla/addons-server,wagnerand/addons-server,wagnerand/addons-server,diox/olympia,wagnerand/addons-server