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

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https://hg.mozilla.org/integration/gaia-central/rev/d05ca1f81793
Author: Alive.Kuo <alegnadise@gmail.com>
Desc: Merge pull request #12183 from alivedise/bugzilla/883738/disable-notification-toast-in-ftu

Bug 883738 - Ignore tap event when ftu is running. r=timdream

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https://hg.mozilla.org/integration/gaia-central/rev/8232dcee7fe0
Author: Alive Kuo <alegnadise@gmail.com>
Desc: Bug 883738 - Ignore tap event when ftu is running.