Fixed auto completion for vault name

Author: candide-guevara

awsshell/data/glacier/2012-06-01/completions-1.json

@@ -55,8 +55,9 @@
     "Vault": {
       "operation": "ListVaults", 
       "resourceIdentifier": {
-        "AccountId": "accountId"
+        "AccountId": "accountId",
+        "Name": "VaultList[].VaultName"
       }
     }
   }
-}
+}