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

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https://hg.mozilla.org/integration/gaia-2_0/rev/b33eefa36dca
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Revert "Merge pull request #21804 from gtorodelvalle/v2.0-bug-1018283-uplifting"

This reverts commit a89900c2a38cf2b61245807c75ffdb76d49e72f6, reversing
changes made to abdb110c6421c53221ab2d59ddb536bfc062e7a8.
Bumping manifests a=b2g-bump