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

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https://hg.mozilla.org/integration/gaia-central/rev/002f334d7698
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #16973 from KevinGrandon/bug_980653_email_dialog_header_line_height

Bug 980653 - Layout issues in email recipient action menu

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https://hg.mozilla.org/integration/gaia-central/rev/dd29af39d721
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 980653 - Layout issues in email recipient action menu r=asuth
Bumping manifests a=b2g-bump