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

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https://hg.mozilla.org/integration/gaia-central/rev/13cea377b51e
Author: Staś Małolepszy <stas@mozilla.com>
Desc: Merge pull request #20349 from stasm/1022445-matching-numbers

Bug 1022445 - Matching numbers screen results is not properly localized. r=etienne r=gandalf

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https://hg.mozilla.org/integration/gaia-central/rev/352026abc706
Author: Staś Małolepszy <stas@mozilla.com>
Desc: Bug 1022445 - Matching numbers screen results is not properly localized. r=etienne r=gandalf
Bumping manifests a=b2g-bump