Bumping gaia.json for 1 gaia-central revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/2f69a4a2dad7
Author: Rick Waldron <waldron.rick@gmail.com>
Desc: Bug 952591 - [Messages] Selecting 'Send email' from a message that contains an email address does not launch Email app. r=julienw

https://bugzilla.mozilla.org/show_bug.cgi?id=952591
Signed-off-by: Rick Waldron <waldron.rick@gmail.com>

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "9e00f21315e4a397b2b12c1cf50c685af45e4fb3", 
+    "revision": "2f69a4a2dad74a172b16e89c9213273e90c6c38f", 
     "repo_path": "/integration/gaia-central"
 }