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>
Co-authored-by: Jenny <5186a5ce2b15c50b58f33f26d7ed23316962f37c@gmx.com>

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