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

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https://hg.mozilla.org/integration/gaia-central/rev/0ea187336cc2
Author: Sergi Mansilla <sergi.mansilla@gmail.com>
Desc: Merge pull request #22921 from arcturus/bug-1041624

Bug 1041624 - Contact's FTU screen not interactive r=sergi

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https://hg.mozilla.org/integration/gaia-central/rev/975a32887c40
Author: Francisco Jordano <fjordano@mozilla.com>
Desc: Bug 1041624 - Contact's FTU screen not interactive r=sergi
Bumping manifests a=b2g-bump