Removing a RESET MASTER inside the test since that will change binlog
positions in such a manner that the dual masters lose track of where
they acually are.


mysql-test/suite/rpl_ndb/r/rpl_ndb_circular_simplex.result:
  Result change.
mysql-test/suite/rpl_ndb/t/disabled.def:
  Enabling test.
mysql-test/suite/rpl_ndb/t/rpl_ndb_circular_simplex.test:
  Removing a RESET MASTER since circular replication don't look kindly
  on truncating binlogs.