Pontoon: Update Italian (it) localization of Test Pilot Website
Pontoon: Update Italian (it) localization of Test Pilot Website

Localization authors:
- Sav22999 <saverio.morelli@outlook.it>

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