Pontoon: Update French (fr) localization of Test Pilot Website
Pontoon: Update French (fr) localization of Test Pilot Website

Localization authors:
- Théo Chevalier <theo.chevalier11@gmail.com>

flodolo/testpilot,lmorchard/idea-town,fzzzy/testpilot,lmorchard/idea-town-server,lmorchard/idea-town-server,lmorchard/testpilot,mozilla/idea-town-server,flodolo/testpilot,lmorchard/idea-town,mozilla/idea-town-server,fzzzy/testpilot,meandavejustice/testpilot,lmorchard/idea-town,lmorchard/idea-town-server,meandavejustice/testpilot,meandavejustice/testpilot,mozilla/idea-town,fzzzy/testpilot,mozilla/idea-town,fzzzy/testpilot,flodolo/testpilot,mozilla/idea-town,meandavejustice/testpilot,mozilla/idea-town-server,mozilla/idea-town,mozilla/idea-town-server,lmorchard/testpilot,lmorchard/idea-town,lmorchard/testpilot,lmorchard/testpilot,flodolo/testpilot,lmorchard/idea-town-server