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

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https://hg.mozilla.org/integration/gaia-central/rev/932babfcd7e4
Author: Zac <zcampbell@mozilla.com>
Desc: Merge pull request #13586 from zacc/bug_935052_3

Bug 935052 - Remove launch method from Camera app object

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https://hg.mozilla.org/integration/gaia-central/rev/f1afc37edc44
Author: Zac Campbell <zcampbell@mozilla.com>
Desc: Bug 935052 - Remove launch method from Camera app object