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

========

https://hg.mozilla.org/integration/gaia-central/rev/c4bd8e11f0a7
Author: Cristian Rodriguez <crdlc@tid.es>
Desc: Merge pull request #17241 from crdlc/bug-983594

Bug 983594 - Avoid making several calls from detail view at the same tim...

========

https://hg.mozilla.org/integration/gaia-central/rev/e1abb181711a
Author: crdlc <crdlc@tid.es>
Desc: Bug 983594 - Avoid making several calls from detail view at the same time

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "branch": "", 
         "revision": ""
     }, 
-    "revision": "27b36387e1e1b8786db7573d86c5b1a06eb5aee7", 
+    "revision": "c4bd8e11f0a758c307494392f6cc0d725674c224", 
     "repo_path": "/integration/gaia-central"
 }