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

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https://hg.mozilla.org/integration/gaia-central/rev/4827c8704adc
Author: Rudy Lu <left.lu@gmail.com>
Desc: Merge pull request #11520 from luke-chang/900901_emscripten_pinyin

Bug 900901 - [Keyboard] Replace the pinyin IME engine with the emscripte...
r=timdream, rudylu.

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https://hg.mozilla.org/integration/gaia-central/rev/1d0a707cbecb
Author: Luke Chang <lchang@mozilla.com>
Desc: Bug 900901 - [Keyboard] Replace the pinyin IME engine with the emscripten'ed one