use "do end" instead of {} at ActiveRecord scope lambda of app/models/document.rb

git-svn-id: http://svn.redmine.org/redmine/trunk@20332 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/document.rb

@@ -45,10 +45,10 @@ class Document < ActiveRecord::Base
 
   after_create_commit :send_notification
 
-  scope :visible, lambda {|*args|
+  scope :visible, (lambda do |*args|
     joins(:project).
     where(Project.allowed_to_condition(args.shift || User.current, :view_documents, *args))
-  }
+  end)
 
   safe_attributes 'category_id', 'title', 'description', 'custom_fields', 'custom_field_values'