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

========

https://hg.mozilla.org/integration/gaia-central/rev/00c26c7075f1
Author: autolander <bug.autolander@gmail.com>
Desc: Bug 1042673 - merge pull request #26653 from julienw:1042673-hysteresis-luminosity-control-v2 to mozilla-b2g:master

========

https://hg.mozilla.org/integration/gaia-central/rev/3b53d202e034
Author: Julien Wajsberg <felash@gmail.com>
Desc: Bug 1042673 - Automatic brightness needs some hysteresis r=timdream
Bumping manifests a=b2g-bump