remove redundant 'return' from ApplicationHelperTest

git-svn-id: http://svn.redmine.org/redmine/trunk@20662 e93f8b46-1217-0410-a6f0-8f06a7374b81

Author: marutosi

test/helpers/application_helper_test.rb

@@ -2070,7 +2070,7 @@ def test_export_csv_encoding_select_tag_should_have_two_option_when_general_csv_
   private
 
   def wiki_links_with_special_characters
-    return {
+    {
       '[[Jack & Coke]]' =>
           link_to("Jack & Coke",
                   "/projects/ecookbook/wiki/Jack_&_Coke",