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

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https://hg.mozilla.org/integration/gaia-2_0/rev/990e09bfba71
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #22450 from mozmark/bug1034570-v2.0-uplift

Bug 1034570 - Notify the user if initial registration fails r=gerard-majax

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https://hg.mozilla.org/integration/gaia-2_0/rev/d0f7c7a5ab1f
Author: Mark Goodwin <mgoodwin@mozilla.com>
Desc: Bug 1034570 - Notify the user if initial registration fails r=
Bumping manifests a=b2g-bump