Pontoon: Update Italian (it) localization of WebThings Gateway
Pontoon: Update Italian (it) localization of WebThings Gateway

Localization authors:
- Michele Rodaro <michele.rodaro@mozillaitalia.org>
- Sara Todaro <sara.todaro@mozillaitalia.org>

mozilla-iot/gateway,mozilla-iot/gateway,moziot/gateway,mozilla-iot/gateway,mozilla-iot/gateway,mozilla-iot/gateway,moziot/gateway,moziot/gateway