lib/getoptlong.rb: Specify frozen_string_literal: true.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57290 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-01-08 04:17:08 +00:00 · 2017-01-08 04:17:08 +00:00 · 6a680a5cb3
--- a/lib/getoptlong.rb
+++ b/lib/getoptlong.rb
@ -1,4 +1,4 @@
-# frozen_string_literal: false
+# frozen_string_literal: true
 #
 # GetoptLong for Ruby
 #