run lists are array-like

Author: danielsdeleo

features/api/roles/show_roles_api.feature

@@ -27,7 +27,7 @@ Feature: Show a role via the REST API
       And an 'environment' named 'cucumber' exists
       And a 'role' named 'webserver' exists
      When I 'GET' the path '/roles/webserver/environments/cucumber'
-     Then the inflated response should respond to 'run_list' with 'role[db]'
+     Then the inflated response should respond to 'run_list' with '["role[db]"]'
 
   Scenario: List environments in the role
     Given I am an administrator