Pontoon: Update Frisian (fy-NL) localization of Test Pilot Website
Pontoon: Update Frisian (fy-NL) localization of Test Pilot Website

Localization authors:
- Fjoerfoks <fryskefirefox@gmail.com>

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