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

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https://hg.mozilla.org/integration/gaia-central/rev/aa59bb44f163
Author: gitmai <mri@tid.es>
Desc: Merge pull request #17650 from gitmai/bug-988264-CC-messagehandler-error-networkInterface

Bug 988264 cc messagehandler error network interface
r=salva

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https://hg.mozilla.org/integration/gaia-central/rev/47bd9f023935
Author: mai <mri@tid.es>
Desc: Bug-988264 - [Costcontrol] When date usage gets reset you can see a wrong screen
Bumping manifests a=b2g-bump