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

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https://hg.mozilla.org/integration/gaia-central/rev/8663a82fd3f4
Author: You-Sheng Yang <vicamo@gmail.com>
Desc: Merge pull request #11690 from vicamo/bugzilla/905087/mms-version

Bug 905087 - Override MMS version to v1.1. r=steveck

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https://hg.mozilla.org/integration/gaia-central/rev/c835ed38c18c
Author: You-Sheng Yang (楊有勝) <vicamo@gmail.com>
Desc: Bug 905087 - Gaia has no vCard/vCalednar for now, override MMS version to v1.1.