Pontoon: Update Punjabi (pa-IN) localization of AMO
Pontoon: Update Punjabi (pa-IN) localization of AMO

Localization authors:
- Jasmine <bangerjasmine9@gmail.com>
- Suhail Singh Bains <suhail.singhyo@gmail.com>
- Sanjna <randhawasanjna75@gmail.com>

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