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

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https://hg.mozilla.org/integration/gaia-central/rev/96aa102b0abd
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #22145 from KevinGrandon/bug_1043679_app_titlebar_localized

Bug 1043679 - the "Phone" app is called "Dialer" at the top of the screen

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https://hg.mozilla.org/integration/gaia-central/rev/d026c04fa009
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1043679 - the "Phone" app is called "Dialer" at the top of the screen r=etienne
Bumping manifests a=b2g-bump