Pontoon: Update Uzbek (uz) localization of Firefox Screenshots
Pontoon: Update Uzbek (uz) localization of Firefox Screenshots

Localization authors:
- akmalxster <akmalxster@gmail.com>
- hamza.foziljonov <hamza.foziljonov@gmail.com>

mozilla-services/pageshot,mozilla-services/pageshot,mozilla-services/screenshots,mozilla-services/screenshots,mozilla-services/screenshots,mozilla-services/screenshots,mozilla-services/pageshot,mozilla-services/pageshot