Make the tests pass when config.threadsafe! is enabled (#12097).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10910 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/routes.rb

@@ -312,7 +312,7 @@ RedmineApp::Application.routes.draw do
 
   resources :auth_sources do
     member do
-      get 'test_connection'
+      get 'test_connection', :as => 'try_connection'
     end
   end