Bumping gaia.json for 1 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_4/rev/79d26f839878
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Revert "Merge pull request #17943 from frsela/STK/Bug989852"

This reverts commit 4202bbda7118abe1f2bf22d44e6c836f2469a0da.
Bumping manifests a=b2g-bump