Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/b763c3b4ab8c
Author: Jared Hirsch <ohai@6a68.net>
Desc: Merge pull request #21357 from 6a68/revert-bug-1032938

Revert "Bug 1032938 - Point find my device at production servers"

========

https://hg.mozilla.org/integration/gaia-central/rev/be67b4465510
Author: Jared Hirsch <ohai@6a68.net>
Desc: Revert "Bug 1032938 - Point find my device at production servers"

This reverts commit 00ec611f5d1dfc3f86bf1c139e460aae178f3d08.
Bumping manifests a=b2g-bump