don't use 3x codec (test needs doc values)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1580545 13f79535-47bb-0310-9956-ffa450edef68
don't use 3x codec (test needs doc values)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1580546 13f79535-47bb-0310-9956-ffa450edef68