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

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https://hg.mozilla.org/integration/gaia-central/rev/5dac72950cbe
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Merge pull request #22563 from comoyo/1048869

Bug 1048869 - Autopredict algorithm should value vertical alignment of keys more. r=djf

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https://hg.mozilla.org/integration/gaia-central/rev/0572902d7cdc
Author: Jan Jongboom <janjongboom@gmail.com>
Desc: Bug 1048869 - Autopredict algorithm should value vertical alignment of keys more

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "27dd52b7c2d16f7da4ef6d8b59b01a563b5945f3", 
+    "revision": "5dac72950cbe5f0bc0977f32ad206b5acacb625a", 
     "repo_path": "/integration/gaia-central"
 }