Pontoon: Update Frisian (fy-NL) localization of AMO
Pontoon: Update Frisian (fy-NL) localization of AMO

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

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