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

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https://hg.mozilla.org/integration/gaia-central/rev/a955141ac6cc
Author: Gabriele Svelto <gsvelto@mozilla.com>
Desc: Merge pull request #22255 from JinghuaXing/bug947198_master

Bug 947198 - Add support for DSDS operation to content provisioning messages. r=gsvelto

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https://hg.mozilla.org/integration/gaia-central/rev/c5f53b3308ff
Author: arvin zhang <arvin.zhang@spreadtrum.com>
Desc: Bug 947198 - [DSDS][dolphin][OMA CP] Support for DSDS. r=Gabriele
Bumping manifests a=b2g-bump