Update comments for helper method generation

Follow up to rails#50596.

Author: kamipo

actionpack/lib/abstract_controller/helpers.rb

@@ -131,8 +131,8 @@ def helper_method(*methods)
         file, line = location.path, location.lineno
 
         methods.each do |method|
-          # def current_user(*args, &block)
-          #     controller.send(:'current_user', *args, &block)
+          # def current_user(...)
+          #   controller.send(:'current_user', ...)
           # end
           _helpers_for_modification.class_eval <<~ruby_eval.lines.map(&:strip).join(";"), file, line
             def #{method}(...)

actionview/lib/action_view/test_case.rb

@@ -171,8 +171,8 @@ def helper_method(*methods)
           # Almost a duplicate from ActionController::Helpers
           methods.flatten.each do |method|
             _helpers_for_modification.module_eval <<~end_eval, __FILE__, __LINE__ + 1
-              def #{method}(...)                    # def current_user(*args, &block)
-                _test_case.send(:'#{method}', ...)  #   _test_case.send(:'current_user', *args, &block)
+              def #{method}(...)                    # def current_user(...)
+                _test_case.send(:'#{method}', ...)  #   _test_case.send(:'current_user', ...)
               end                                   # end
             end_eval
           end