Ruby

parse.y: moved excessed_comma

• parse.y (block_param): embed excessed_comma event result in
  place of rest argument, instead of dispatching with the whole
  parameters.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61977 b2dd03c8-39d4-4d8f-98ff-823fe69b080e