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

========

https://hg.mozilla.org/integration/gaia-central/rev/22b40c5426e2
Author: James Lal <james@lightsofapollo.com>
Desc: Merge pull request #20328 from KevinGrandon/bug_1023631_collections_bgimage_recovery

Bug 1023631 - [collections] Smart collections should still display even if we cannot fetch the background image

========

https://hg.mozilla.org/integration/gaia-central/rev/82ad94da418d
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1023631 - [collections] Smart collections should still display even if we cannot fetch the background image r=lightsofapollo
Bumping manifests a=b2g-bump