Bumping gaia.json for 2 gaia-1_3 revision(s) a=gaia-bump
Truncated some number of revisions since the previous bump.

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https://hg.mozilla.org/integration/gaia-1_3/rev/feb189809cc2
Author: Malini Das <thehyperballad@gmail.com>
Desc: Merge pull request #14733 from malini/v1.3backout

Revert "Merge pull request #14717 from malini/v1.3"

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https://hg.mozilla.org/integration/gaia-1_3/rev/4ed538a659e4
Author: Malini Das <mdas@mozilla.com>
Desc: Revert "Merge pull request #14717 from malini/v1.3"

This reverts commit 8d2969477c0e1b9ab2ea97a211b3a16df8b3de45, reversing
changes made to 035ecebb6449473f90907292896f1ebdbddf3bf0.