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

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https://hg.mozilla.org/integration/gaia-central/rev/566443dad076
Author: Zac <zcampbell@mozilla.com>
Desc: Merge pull request #13950 from AndreiH/bug941727

Bug 941727 - Fix up test_unlock_to_camera

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https://hg.mozilla.org/integration/gaia-central/rev/84a405ec62f2
Author: Andrei Hutusoru <andreihutusoru@P5069.(none)>
Desc: Bug 941727 - Fix up test_unlock_to_camera

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "356c835ebdd83b7c290d7a46f7d4405cf653d718", 
+    "revision": "566443dad0762419e6f9c3f6c617aa64190b1a64", 
     "repo_path": "/integration/gaia-central"
 }