[Action View] `rubocop -a --only Layout/EmptyLineAfterMagicComment`

actionview/lib/action_view/log_subscriber.rb

 # frozen_string_literal: true
+
 require "active_support/log_subscriber"
 
 module ActionView

actionview/lib/action_view/template.rb

 # frozen_string_literal: true
+
 require "active_support/core_ext/object/try"
 require "active_support/core_ext/kernel/singleton_class"
 require "thread"

actionview/test/template/template_test.rb

 # encoding: US-ASCII
+
 require "abstract_unit"
 require "logger"