Bumping gaia.json for 1 gaia-1_3 revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_3/rev/4a447b8734dd
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Revert "Merge pull request #14214 from crh0716/944230"

This reverts commit 32c7efdaf9039be5f9f09fee3086a442104a60a3.