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

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https://hg.mozilla.org/integration/gaia-central/rev/89f47a652dab
Author: gitmai <mri@tid.es>
Desc: Merge pull request #15672 from gitmai/bug-943343-CC-VIVO-not-always-update-calls-and-sms

Bug 943343 cc vivo not always update calls and sms
r=salva

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https://hg.mozilla.org/integration/gaia-central/rev/cea6eaee8465
Author: mai <mri@tid.es>
Desc: Bug 943343 - [Costcontrol] Not always is updated information about calls made and sms sent for the user
Bumping manifests a=b2g-bump