Pontoon: Update Finnish (fi) localization of AMO
Pontoon: Update Finnish (fi) localization of AMO

Localization authors:
- Jiri Grönroos <jiri.gronroos@iki.fi>
- Lasse Liehu <lasse.liehu@iki.fi>
- Mikko <mikko.alafossi@gmail.com>

kumar303/olympia,mozilla/olympia,diox/olympia,mozilla/addons-server,kumar303/olympia,bqbn/addons-server,diox/olympia,wagnerand/addons-server,psiinon/addons-server,eviljeff/olympia,mozilla/olympia,eviljeff/olympia,psiinon/addons-server,kumar303/addons-server,kumar303/addons-server,mozilla/addons-server,wagnerand/addons-server,mozilla/olympia,eviljeff/olympia,diox/olympia,kumar303/olympia,mozilla/addons-server,psiinon/addons-server,bqbn/addons-server,eviljeff/olympia,wagnerand/addons-server,kumar303/addons-server,kumar303/addons-server,bqbn/addons-server,psiinon/addons-server,kumar303/olympia,mozilla/olympia,mozilla/addons-server,bqbn/addons-server,wagnerand/addons-server,diox/olympia