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

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https://hg.mozilla.org/integration/gaia-central/rev/9c7d1d03141c
Author: James Lal <james@lightsofapollo.com>
Desc: Merge pull request #13241 from Rik/verbose-travis-932917

Bug 932917 - Less verbose travis bot on IRC

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https://hg.mozilla.org/integration/gaia-central/rev/c5d38d785183
Author: Anthony Ricaud <anthony@ricaud.me>
Desc: Bug 932917 - Less verbose travis bot on IRC