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

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https://hg.mozilla.org/integration/gaia-central/rev/430203851f6f
Author: ochameau <poirot.alex@gmail.com>
Desc: Merge pull request #13258 from ochameau/simulatorMode

Bug 930104 - Add SIMULATOR=1 to prevent shipping firefox addons in simulator profile r=yurenju

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https://hg.mozilla.org/integration/gaia-central/rev/9b3bb9856c02
Author: Alexandre Poirot <poirot.alex@gmail.com>
Desc: Bug 930104 - Add SIMULATOR=1 to prevent shipping firefox addons in simulator profile