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

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https://hg.mozilla.org/integration/gaia-central/rev/09696839639b
Author: Zac <zcampbell@mozilla.com>
Desc: Merge pull request #18536 from bobsilverberg/fix_kb_v1.3

Bug 999520 - Update keyboard app's dismiss method to work on v1.3 too

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https://hg.mozilla.org/integration/gaia-central/rev/97445bb5c31e
Author: Bob Silverberg <bob.silverberg@gmail.com>
Desc: Bug 999520 - Update keyboard app's dismiss method to work on v1.3 too
Bumping manifests a=b2g-bump