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

========

https://hg.mozilla.org/integration/gaia-central/rev/3864ad3f145e
Author: Greg Weng <snowmantw@gmail.com>
Desc: Bug 1081808 - [LockScreen] Decouple the fake-notification styles r=timdream

========

https://hg.mozilla.org/integration/gaia-central/rev/32dc7cfbb941
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Revert "[LockScreen] Decouple the fake-notification styles"

This reverts commit 22c40f05db8f60927bae594ee6cac8e18b6e8c95.

Backout for not having the proper bug number, bug 1081808.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "bd2fed448530af9dc3c82854365ba620a3d49f93", 
+    "revision": "3864ad3f145e547451806ec81fc9709b2c75e679", 
     "repo_path": "/integration/gaia-central"
 }