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

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

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