Pontoon: Update Kazakh (kk) localization of Firefox Screenshots
Pontoon: Update Kazakh (kk) localization of Firefox Screenshots

Localization authors:
- Baurzhan Muftakhidinov <baurthefirst@gmail.com>

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