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

========

https://hg.mozilla.org/integration/gaia-central/rev/c33879c17012
Author: autolander <bug.autolander@gmail.com>
Desc: Bug 1102340 - merge pull request #27061 from anefzaoui:bug-1102340 to mozilla-b2g:master

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https://hg.mozilla.org/integration/gaia-central/rev/6722e842d2e6
Author: Ahmed Nefzaoui <nefzaoui.ahmed@hotmail.com>
Desc: Bug 1102340 - + symbol is shown on the wrong side of phone numbers

b2g/config/gaia.json

@@ -1,9 +1,9 @@
 {
     "git": {
-        "git_revision": "b02ec9713e6de8d96c6954d2c0dfd0442b0656ac", 
+        "git_revision": "ef8b81a65a80fbfa019c5d70dd5916594837ebf7", 
         "remote": "https://git.mozilla.org/releases/gaia.git", 
         "branch": ""
     }, 
-    "revision": "bdc67bb5e9be1469a96158d657a1829373c4152a", 
+    "revision": "c33879c17012c89877fb8dd9e6f3e380a2e05faa", 
     "repo_path": "integration/gaia-central"
 }