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

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https://hg.mozilla.org/integration/gaia-central/rev/e6d3aefbd253
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #17545 from KevinGrandon/bug_982081_contacts_jshint_views

Bug 982081 - [Contacts] JSHint fixes for js/views

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https://hg.mozilla.org/integration/gaia-central/rev/f0782c9fe411
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 982081 - [Contacts] JSHint fixes for js/views r=arcturus
Bumping manifests a=b2g-bump