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

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https://hg.mozilla.org/integration/gaia-central/rev/c30e46fbd81c
Author: David Flanagan <dflanagan@mozilla.com>
Desc: Merge pull request #16307 from wilsonpage/bug/972804

Bug 972804 - [Camera] Separate settings for camera and video flash r=dmarcos a=stability

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https://hg.mozilla.org/integration/gaia-central/rev/4fa413138066
Author: Wilson Page <wilsonpage@me.com>
Desc: Bug 972804 - [Camera] Separate settings for camera and video flash
Bumping manifests a=b2g-bump