Ruby

gc.c: add newline to report [ci skip]

• gc.c (gc_sweep_finish): gc_report format should end with a
  newline, as gc_report_body does not append it.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59120 b2dd03c8-39d4-4d8f-98ff-823fe69b080e