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

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https://hg.mozilla.org/integration/gaia-central/rev/0c32f9e3e7d4
Author: Cristian Rodriguez <crdlc@tid.es>
Desc: Merge pull request #19731 from crdlc/bug-1007295

Bug 1007295 - Implement native scrollbar for vertical homescreen

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https://hg.mozilla.org/integration/gaia-central/rev/1ae9a2d196ca
Author: crdlc <crdlc@tid.es>
Desc: Bug 1007295 - Implement native scrollbar for vertical homescreen
Bumping manifests a=b2g-bump