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

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https://hg.mozilla.org/integration/gaia-central/rev/7da67b95354a
Author: mozshiao9 <mshiao@mozilla.com>
Desc: Merge pull request #10377 from mozshiao9/master_camera_881539

Bug 881539 - [camera] buttons in filmstrip preview mode are white-on-white r=djf

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https://hg.mozilla.org/integration/gaia-central/rev/f983ab24fcda
Author: Mark Shiao <mshiao@mozilla.com>
Desc: Bug 881539 - [camera] buttons in filmstrip preview mode are white-on-white