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

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https://hg.mozilla.org/integration/gaia-central/rev/f3637cd27193
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Merge pull request #26479 from albertopq/1104919-rocketbar-maximize

Bug 1104919 - Recalculate statusbar when rocketbar expanded r=mhenretty

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https://hg.mozilla.org/integration/gaia-central/rev/67fb49478556
Author: albertopq <albert.pastor@gmail.com>
Desc: Bug 1104919 - Recalculate statusbar when rocketbar expanded
Bumping manifests a=b2g-bump