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

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

wagnerand/addons-server,mozilla/addons-server,mozilla/olympia,mozilla/addons-server,bqbn/addons-server,mozilla/olympia,diox/olympia,diox/olympia,wagnerand/addons-server,wagnerand/addons-server,mozilla/addons-server,diox/olympia,bqbn/addons-server,mozilla/addons-server,wagnerand/addons-server,mozilla/olympia,bqbn/addons-server,bqbn/addons-server,mozilla/olympia,diox/olympia