Pontoon: Update Ukrainian (uk) localization of Test Pilot: Firefox Send
Pontoon: Update Ukrainian (uk) localization of Test Pilot: Firefox Send

Localization authors:
- Lobodzets <Lobodzets@meta.ua>
- Artem Polivanchuk <artem@mozilla.org.ua>
- Tymur Faradzhev <faradzhev.timur@gmail.com>
- Vitaliy Krutko <asmforce@ukr.net>

mozilla/send,mozilla/send,mozilla/send,mozilla/send,mozilla/send