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

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https://hg.mozilla.org/integration/gaia-central/rev/eaa4fd4b4ff3
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #18814 from viorelaioia/bug_1003411

Bug 1003411 - [functionaltest] Investigate and/or fix test_gallery_view....

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https://hg.mozilla.org/integration/gaia-central/rev/8f1426daa2b1
Author: Viorela Ioia <viorelaioia@gmail.com>
Desc: Bug 1003411 - [functionaltest] Investigate and/or fix test_gallery_view.py
Bumping manifests a=b2g-bump