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

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https://hg.mozilla.org/integration/gaia-central/rev/c3b248865a87
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Merge pull request #22513 from comoyo/bug1048792

Bug 1048792 - Don't autocorrect if first suggestion has different length (counting alpha chars) than input. r=djf

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https://hg.mozilla.org/integration/gaia-central/rev/dd7451bbd952
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Bug 1048792 - Don't autocorrect if first suggestion has different length (counting alpha chars) than input
Bumping manifests a=b2g-bump