common.mk: fix golf
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59767 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
common.mk: fix golf
moved golf_prelude to EXTOBJS. [ruby-dev:50214] [Bug #13854]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59767 b2dd03c8-39d4-4d8f-98ff-823fe69b080e