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

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https://hg.mozilla.org/integration/gaia-central/rev/1c2a9f12dc45
Author: steveck-chung <schung@mozilla.com>
Desc: Merge pull request #11522 from steveck-chung/Bug-898726

Bug 898726 -[SMS]Manual inputed receiver's phone number will be overrided after select receiver from contacts. r=julienw

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https://hg.mozilla.org/integration/gaia-central/rev/8327c30888ec
Author: Steve Chung <schung@mozilla.com>
Desc: Bug 898726 -[SMS]Manual inputed receiver's phone number will be overrided after select receiver from contacts