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

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https://hg.mozilla.org/integration/gaia-central/rev/2ee49e2a02fb
Author: Alive.Kuo <alegnadise@gmail.com>
Desc: Merge pull request #23835 from alivedise/bugzilla/1063161/double-alert

Bug 1063161 - Double alert in activity chain, r=etienne

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https://hg.mozilla.org/integration/gaia-central/rev/d811f3be3a43
Author: Alive Kuo <alegnadise@gmail.com>
Desc: Bug 1063161 - Double alert in activity chain
Bumping manifests a=b2g-bump