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

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https://hg.mozilla.org/integration/gaia-central/rev/eb43d48668b0
Author: Gregor Wagner <anygregor@gmail.com>
Desc: Merge pull request #18956 from ckerschb/closingStyle

Bug 858787 - Followup to: Flip the pref to turn on the CSP 1.0 parser for Firefox OS. r=gwagner

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https://hg.mozilla.org/integration/gaia-central/rev/c7f41a5860eb
Author: Christoph Kerschbaumer <mozilla@christophkerschbaumer.com>
Desc: deleted closing style which was left behind
Bumping manifests a=b2g-bump