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

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https://hg.mozilla.org/integration/gaia-central/rev/44e9483ebf62
Author: Rudy Lu <me@rudy.lu>
Desc: Merge pull request #21156 from RudyLu/keyboard/Bug1029798

 Bug 1029798 - Auto suggest should not add a character space as it makes..
r=djf

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https://hg.mozilla.org/integration/gaia-central/rev/a671f1a326cb
Author: Rudy Lu <me@rudy.lu>
Desc:  Bug 1029798 - Auto suggest should not add a character space as it makes
 logins impossible.
  - Don't append a space when you dimiss the word suggestion.
Bumping manifests a=b2g-bump