* benchmark/bm_app_lc_fizzbuzz.rb: `answer.to_a' does not return
  a string, but an array.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47449 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* benchmark/bm_app_lc_fizzbuzz.rb: should skip output on benchmark.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47450 b2dd03c8-39d4-4d8f-98ff-823fe69b080e