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

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https://hg.mozilla.org/integration/gaia-1_3/rev/eddb56d4cc8e
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #16791 from jaoo/978689

Bug 978689 - [Settings] Fix for() loop in carrier.js file.

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https://hg.mozilla.org/integration/gaia-1_3/rev/2c4ad28930ad
Author: Jose Antonio Olivera Ortega <josea.olivera@gmail.com>
Desc: Bug 978689 - [Settings] Fix for() loop in carrier.js file.
Bumping manifests a=b2g-bump