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

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https://hg.mozilla.org/integration/gaia-central/rev/e84c95e6c42b
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #25684 from KevinGrandon/bug_1090094_follow_up_update_package_json

Bug 1090094 - Follow-up, update package.json to the latest

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https://hg.mozilla.org/integration/gaia-central/rev/5224517cf0ef
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1090094 - Follow-up, update package.json to the latest r=kgrandon
Bumping manifests a=b2g-bump