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

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https://hg.mozilla.org/integration/gaia-2_1/rev/9496bfbc0d7f
Author: Florin Strugariu <florin.strugariu@softvision.ro>
Desc: Merge pull request #24295 from viorelaioia/bug_1069911

Bug 1069911 - Update test_ftu_skip_tour setup

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https://hg.mozilla.org/integration/gaia-2_1/rev/38a7d36c40dd
Author: Bebe <bebe@mozilla.ro>
Desc: Bug 1069911 - Update test_ftu_skip_tour setup
Bumping manifests a=b2g-bump