Pontoon: Update Portuguese (Brazil) (pt-BR) localization of Firefox Screenshots
Pontoon: Update Portuguese (Brazil) (pt-BR) localization of Firefox Screenshots

Localization authors:
- Marcelo Ghelman <marcelo.ghelman@gmail.com>

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