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

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https://hg.mozilla.org/integration/gaia-2_1/rev/08c30f763a42
Author: Marshall Culpepper <marshall.law@gmail.com>
Desc: Merge pull request #24016 from marshall/bug1054121_fteAnalyticsString_v2.1

Bug 1054121: Update wording and layout of Data Sharing FTU screen

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https://hg.mozilla.org/integration/gaia-2_1/rev/b5f9ead47629
Author: Marshall Culpepper <marshall@mozilla.com>
Desc: Bug 1054121: Update wording and layout of Data Sharing FTU screen. r=sfoster r=Pike
Bumping manifests a=b2g-bump