Bumping gaia.json for 2 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/9caa3c130cdf
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #11482 from fcampo/FacebookAddress-830020

	Bug 838820 - [B2G][Contacts]Address info from Facebook is showing hometown but not current living place

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https://hg.mozilla.org/integration/gaia-central/rev/6cf0a6ac2b67
Author: Fernando Campo <fernando.campo@o2.com>
Desc: Bug 838820 - [B2G][Contacts]Address info from Facebook is showing hometown but not current living place

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "043bc31b44bbb2e99513f6df5ec440ae5ce0532d", 
+    "revision": "9caa3c130cdfe2597d396d7fc4e70a2463d492ed", 
     "repo_path": "/integration/gaia-central"
 }