multibyte.rb in activesupport-5.2.0.beta1

- old
+ new

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 module ActiveSupport #:nodoc:
   module Multibyte
     autoload :Chars, "active_support/multibyte/chars"
     autoload :Unicode, "active_support/multibyte/unicode"
 