date_core.c: reorder ComplexDateData
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66328 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
date_core.c: reorder ComplexDateData
common part with SimpleDateData.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66328 b2dd03c8-39d4-4d8f-98ff-823fe69b080e