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

Truncated some number of revisions since the previous bump.

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https://hg.mozilla.org/integration/gaia-central/rev/3e0a0c69767e
Author: Fabrice Desré <fabrice@desre.org>
Desc: Merge pull request #10359 from dzbarsky/882564

Bug 882564 - Don't use deprecated IDBTransaction constants r=bent

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https://hg.mozilla.org/integration/gaia-central/rev/181b27af8885
Author: David Zbarsky <dzbarsky@gmail.com>
Desc: Bug 882564 - Don't use deprecated IDBTransaction constants r=bent

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "0c411013491303324086783afb9a7c28cdb45b12", 
+    "revision": "3e0a0c69767e9c9c9303cadb0e690058c68c27e8", 
     "repo_path": "/integration/gaia-central"
 }