Remove commented out debug print

test/reline/helper.rb

@@ -10,10 +10,6 @@ RELINE_TEST_ENCODING ||=
   end
 
 class Reline::TestCase < Test::Unit::TestCase
-=begin
-  puts "Test encoding is #{RELINE_TEST_ENCODING}"
-=end
-
   private def convert_str(input, options = {}, normalized = nil)
     return nil if input.nil?
     input.chars.map { |c|