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

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https://hg.mozilla.org/integration/gaia-1_4/rev/dd9a7c7da4c7
Author: GaryChen, PYChen, Gary <mmm198219@gmail.com>
Desc: Merge pull request #22769 from mpizza/Bug_1050097_uplift_to_v1.4

Bug 1050097 - [Camera] Add error handling while |videoStorage.addNamed| occurs error. r=diego.

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https://hg.mozilla.org/integration/gaia-1_4/rev/30bae5834a8f
Author: mpizza <mmm198219@gmail.com>
Desc: Bug 1050097 - [Camera] Add error handling while |videoStorage.addNamed| occurs error. r=diego.
Bumping manifests a=b2g-bump