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

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https://hg.mozilla.org/integration/gaia-central/rev/cdf4e5169c78
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Merge pull request #13095 from comoyo/blur-focus-seq

Bug 931005 - Higher timeout for quick following blur/focus sequence. r=janjongboom

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https://hg.mozilla.org/integration/gaia-central/rev/853447cb737e
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Bug 931005 - Higher timeout for quick following blur/focus sequence