Bumping gaia.json for 3 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/3095f72c0634
Author: Gabriele Svelto <gsvelto@mozilla.com>
Desc: Bug 1067802 - When the user cancels storing the message request authentication again r=jaoo

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https://hg.mozilla.org/integration/gaia-central/rev/3c5ec6803b69
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #24088 from daleharvey/1059470

Bug 1059470 - Fallback to favicon.ico. r=kgrandon

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https://hg.mozilla.org/integration/gaia-central/rev/8934351b5b04
Author: Dale Harvey <dale@arandomurl.com>
Desc: Bug 1059470 - Fallback to favicon.ico. r=kgrandon

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "0fa8e64e132a48210d3d3b17fdda3d8fde785efd", 
+    "revision": "3095f72c063439ffe7bd0af0485ba4d799d109ef", 
     "repo_path": "/integration/gaia-central"
 }