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

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https://hg.mozilla.org/integration/gaia-central/rev/f619446b069a
Author: Marshall Culpepper <marshall.law@gmail.com>
Desc: Merge pull request #23872 from marshall/bug1054121_fteAnalyticsString

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

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https://hg.mozilla.org/integration/gaia-central/rev/3f6027ea7145
Author: Marshall Culpepper <marshall@mozilla.com>
Desc: Bug 1054121: Update wording and layout of Data Sharing FTU screen. r=sfoster r=Pike

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "0fe32fdacd507097062a27bf83eb93da3ed4c3a8", 
+    "revision": "f619446b069a0eae070647f9cbe3d12c5aa041b2", 
     "repo_path": "/integration/gaia-central"
 }