specify that they want a MyISAM table, otherwise they fail
when run with --default-storage-engine=maria.


mysql-test/extra/rpl_tests/rpl_flsh_tbls.test:
  uses INSERT DELAYED so has to specify MyISAM
mysql-test/extra/rpl_tests/rpl_insert_delayed.test:
  uses INSERT DELAYED so has to specify MyISAM
mysql-test/r/query_cache.result:
  result update
mysql-test/r/rpl_insert.result:
  result update
mysql-test/r/rpl_stm_flsh_tbls.result:
  result update
mysql-test/r/rpl_stm_insert_delayed.result:
  result update
mysql-test/r/rpl_switch_stm_row_mixed.result:
  result update
mysql-test/r/subselect.result:
  result update
mysql-test/t/query_cache.test:
  uses MERGE so has to specify MyISAM
mysql-test/t/query_cache_merge.test:
  uses MERGE so has to specify MyISAM
mysql-test/t/rpl_insert.test:
  uses INSERT DELAYED so has to specify MyISAM
mysql-test/t/rpl_stm_flsh_tbls.test:
  specifying the engine lengthens the query in binlog so shifts
  positions
mysql-test/t/rpl_switch_stm_row_mixed.test:
  uses INSERT DELAYED so has to specify MyISAM
mysql-test/t/subselect.test:
  uses INSERT DELAYED so has to specify MyISAM