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

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https://hg.mozilla.org/integration/gaia-central/rev/1986bfe36253
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Merge pull request #25759 from comoyo/bug1093011

Bug 1093011 - $ sign should not yield any autosuggestions. r=RudyL

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https://hg.mozilla.org/integration/gaia-central/rev/c0ef4186b8f8
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Bug 1093011 - $ sign should not yield any autosuggestions
Bumping manifests a=b2g-bump