Bumping gaia.json for 3 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/0908aa88a008
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #20382 from KevinGrandon/bug_1023714_vertical_cancel_localization

Bug 1023714 - [vertical homescreen] Cancel button is not localized after a long press on the homescreen

========

https://hg.mozilla.org/integration/gaia-central/rev/aaa8b4eeb7ef
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1023714 - [vertical homescreen] Cancel button is not localized after a long press on the homescreen

========

https://hg.mozilla.org/integration/gaia-central/rev/48adf9657998
Author: Viorela Ioia <viorelaioia@gmail.com>
Desc: Bug 1021735 - [Flame] Investigate and fix failure in test_import_contacts_from_sdcard.py

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "175311ccd332f73c558d7ea0a4e929342b9137d6", 
+    "revision": "0908aa88a00873fd06fa903b1be3b258872eb49c", 
     "repo_path": "/integration/gaia-central"
 }