Pontoon: Update Italian (it) localization of AMO Frontend
Pontoon: Update Italian (it) localization of AMO Frontend

Co-authored-by: Francesco Lodolo [:flod] <4da42505573b4c0a2797479279619dc56d0842d0@mozilla.com>

mozilla/addons-frontend,mozilla/addons-frontend,mozilla/addons-frontend,mozilla/addons-frontend