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

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https://hg.mozilla.org/integration/gaia-central/rev/67a0fd5ee909
Author: Yuren Ju <yurenju@gmail.com>
Desc: Merge pull request #22972 from yurenju/jshint-csslint-2

Bug 1032002 - Fix jshint error for build/csslint.js r=gduan

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https://hg.mozilla.org/integration/gaia-central/rev/de86a277092f
Author: Yuren Ju <yurenju@gmail.com>
Desc: Bug 1032002 - Fix jshint error for build/csslint.js
Bumping manifests a=b2g-bump