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

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https://hg.mozilla.org/integration/gaia-central/rev/b763c3b4ab8c
Author: Jared Hirsch <ohai@6a68.net>
Desc: Merge pull request #21357 from 6a68/revert-bug-1032938

Revert "Bug 1032938 - Point find my device at production servers"

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https://hg.mozilla.org/integration/gaia-central/rev/be67b4465510
Author: Jared Hirsch <ohai@6a68.net>
Desc: Revert "Bug 1032938 - Point find my device at production servers"

This reverts commit 00ec611f5d1dfc3f86bf1c139e460aae178f3d08.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "5ef3bd69fd48f8db72d43051141bf57304f2c4ba", 
+    "revision": "b763c3b4ab8c64483d6c3c76388539c4c116b404", 
     "repo_path": "/integration/gaia-central"
 }