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

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https://hg.mozilla.org/integration/gaia-central/rev/224e9cb498e5
Author: Arthur Chen <crh0716@gmail.com>
Desc: Merge pull request #22550 from crh0716/1015054

Bug 1015054 - Use an array for cellbroadcast search lists r=jaoo

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https://hg.mozilla.org/integration/gaia-central/rev/c53fef5bd0a4
Author: Arthur Chen <crh0716@gmail.com>
Desc: Bug 1015054 - Use an array for cellbroadcast search lists
- Make query.js support the new cb search list format.
Bumping manifests a=b2g-bump