Pontoon: Update Italian (it) localization of Mozilla Learning Network
Pontoon: Update Italian (it) localization of Mozilla Learning Network

Localization authors:
- marcosatta9 <marcosatta9@gmail.com>
- loiilaria <loiilaria@libero.it>
- Sandro Della Giustina <gialloporpora@mozillaitalia.org>
- edovio <edovio@gmail.com>

mozilla/teach.webmaker.org,mozilla/teach.mozilla.org,mozilla/teach.mozilla.org,mozilla/teach.webmaker.org,mozilla/learning.mozilla.org