Bumping gaia.json for 4 gaia-central revision(s)

========

https://hg.mozilla.org/integration/gaia-central/rev/f1411a2e7398
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #10613 from davidflanagan/revert-music2

Revert "Merge pull request #10611 from es92/music2-squashed"

========

https://hg.mozilla.org/integration/gaia-central/rev/b1fa15407c72
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Revert "Merge pull request #10611 from es92/music2-squashed"

This reverts commit 16c6bd66d7685fdc8abd2d841243a3ca69413bb9, reversing
changes made to 14367fe868af13c63548d57fd1e2dea0134e65fa.

========

https://hg.mozilla.org/integration/gaia-central/rev/ec9dd5ac936b
Author: Fabien Cazenave <fabien@cazenave.cc>
Desc: Merge pull request #10492 from flodolo/bug883763

Bug 883763 - Fix localizability of "Cell broadcast service", r=kaze

========

https://hg.mozilla.org/integration/gaia-central/rev/5f1373a51cda
Author: Francesco Lodolo <flod@lodolo.net>
Desc: Bug 883763 - Fix localizability of "Cell broadcast service"

Update data-l10n-id to the real string