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

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https://hg.mozilla.org/integration/gaia-central/rev/5a164a6156b4
Author: gitmai <mri@tid.es>
Desc: Merge pull request #15974 from gitmai/bug-968110-CC-javascript-error-when-notification-open-CC

Bug 968110 -[costcontrol] Javascript error when open a notification when...
r=salva

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https://hg.mozilla.org/integration/gaia-central/rev/e10859c9f475
Author: mai <mri@tid.es>
Desc: Bug 968110 -[costcontrol] Javascript error when open a notification when the application is closed
Bumping manifests a=b2g-bump