Bumping gaia.json for 1 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-2_1/rev/96ffc565a36d
Author: Wilson Page <wilsonpage@me.com>
Desc: Bug 1069200 - [Camera]Rapidly click take button and switch picture/video mode will cause video recording and picture mode in the same time
Bumping manifests a=b2g-bump