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

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https://hg.mozilla.org/integration/gaia-central/rev/cca47d333f64
Author: viorelaioia <viorela.ioia@softvision.ro>
Desc: Merge pull request #26784 from bebef1987/import/export

Bug 1109587 - New test that Import's a contact from SIM, edit it and exp...

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https://hg.mozilla.org/integration/gaia-central/rev/029302db5b17
Author: bebef1987 <florin.strugariu@softvision.ro>
Desc: Bug 1109587 - New test that Import's a contact from SIM, edit it and export it again wip
Bumping manifests a=b2g-bump