Use the GitHub repository for firefox-l10n

Mozilla migrated l10n-central to GitHub.

Not sure this will be used also for 128, at the moment the Bug (thanks Thorin for finding it!) is fixed only for 129.

added Build System Localization labels

added Roadmap::Future label

added 15.0 stable label

added Task label

mentioned in merge request !994 (merged)

assigned to @pierov

removed 15.0 stable label

added 13.5 stable label

Oops, after I created this issue they added the uplift request both for 128 and for 115!

removed Roadmap::Future label

added Doing label

marked this issue as related to #41174 (closed)

marked this issue as related to #41175 (closed)

removed Doing label

closed

marked this issue as related to #41144 (closed)

marked this issue as related to #41145 (closed)