Bumping gaia.json for 3 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/04bcf433b561
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #20836 from 6a68/bug-1023419-fmd-button-label

Bug 1023419 - Make Find My Device FxA button label consistent with other FxA buttons

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https://hg.mozilla.org/integration/gaia-central/rev/979c5b498a28
Author: Jared Hirsch <ohai@6a68.net>
Desc: Bug 1023419 - Make Find My Device FxA button label consistent with other FxA buttons

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https://hg.mozilla.org/integration/gaia-central/rev/9b1c02423b22
Author: Ed Morley <emorley@mozilla.com>
Desc: Revert "Bug 1027144 - Re-enable test_homescreen_move_app.py" for intermittent test failures

This reverts commit d7fd03c94aaf0791ba4c68753230a08b4ed050cd.
Bumping manifests a=b2g-bump