win32.c: fix return value of reparse_symlink
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51694 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
win32.c: fix return value of reparse_symlink
since r51676.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51694 b2dd03c8-39d4-4d8f-98ff-823fe69b080e