Merge pull request #6586 from amatsuda/generator_blank_line

remove unneeded blank line from !namespeced? generated controllers

railties/lib/rails/generators/rails/controller/templates/controller.rb

 <% if namespaced? -%>
 require_dependency "<%= namespaced_file_path %>/application_controller"
-<% end -%>
 
+<% end -%>
 <% module_namespacing do -%>
 class <%= class_name %>Controller < ApplicationController
 <% actions.each do |action| -%>

railties/lib/rails/generators/rails/scaffold_controller/templates/controller.rb

 <% if namespaced? -%>
 require_dependency "<%= namespaced_file_path %>/application_controller"
-<% end -%>
 
+<% end -%>
 <% module_namespacing do -%>
 class <%= controller_class_name %>Controller < ApplicationController
   # GET <%= route_url %>