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

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https://hg.mozilla.org/integration/gaia-central/rev/104c9e1ee9a0
Author: Dominic Kuo <dkuo@mozilla.com>
Desc: Merge pull request #21942 from dominickuo/bug-1038165

Bug 1038165 - [Callscreen] check displayed before connecting to SCO, r=Rik

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https://hg.mozilla.org/integration/gaia-central/rev/65cf8db2116e
Author: Dominic Kuo <dkuo@mozilla.com>
Desc: Bug 1038165 - [Callscreen] check displayed before connecting to SCO

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "2a39622b30294c36997f9b8260230182344184de", 
+    "revision": "104c9e1ee9a0510364130d3c7cfb84385a6b7e4b", 
     "repo_path": "/integration/gaia-central"
 }