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

Localization authors:
- Sav22999 <savemore99.sm@gmail.com>
- Sandro <gialloporpora@mozillaitalia.org>

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