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

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https://hg.mozilla.org/integration/gaia-central/rev/47331f01247d
Author: Ian Liu <iliu@mozilla.com>
Desc: Merge pull request #10128 from ian-liu/bluetooth/Bug832368_revise_title_for_device_selector_dialog

Bug 832368 - Dialog to pick bluetooth file-transfer recipient is really vague. 'Choose your option | [Cancel][OK]', r=@alivedise

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https://hg.mozilla.org/integration/gaia-central/rev/06b5278359f7
Author: ian-liu <iliu@mozilla.com>
Desc: Bug 832368 - Dialog to pick bluetooth file-transfer recipient is really vague. 'Choose your option | [Cancel][OK]'

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "393b5209f9bc300017f2e037b1d0beeda4da7519", 
+    "revision": "47331f01247dd1ef6a7e56f8e93c1a90c51e279f", 
     "repo_path": "/integration/gaia-central"
 }