update some description in t/disable.def for testcase rpl_ndb_innodb2ndb and rpl_ndb_myisam2ndb

mysql-test/t/disabled.def:
  correct related bug, bug#29549 discovers more accurate reason

mysql-test/t/disabled.def

@@ -27,8 +27,8 @@ rpl_ndb_2myisam          : BUG#19227 Seems to pass currently
 rpl_ndb_dd_partitions    : BUG#19259 2006-04-21 rpl_ndb_dd_partitions fails on s/AMD
 rpl_ndb_ddl              : BUG#18946 result file needs update + test needs to checked
 rpl_ddl                  : BUG#26418 2007-03-01 mleich Slave out of sync after CREATE/DROP TEMPORARY TABLE + ROLLBACK on master
-rpl_ndb_innodb2ndb       : Bug #19710  Cluster replication to partition table fails on DELETE FROM statement
-rpl_ndb_myisam2ndb       : Bug #19710  Cluster replication to partition table fails on DELETE FROM statement
+rpl_ndb_innodb2ndb       : Bug#29549 rpl_ndb_myisam2ndb,rpl_ndb_innodb2ndb failed on Solaris for pack_length issue
+rpl_ndb_myisam2ndb       : Bug#29549 rpl_ndb_myisam2ndb,rpl_ndb_innodb2ndb failed on Solaris for pack_length issue
 rpl_row_blob_innodb      : BUG#18980 2006-04-10 kent    Test fails randomly
 synchronization          : Bug#24529  	Test 'synchronization' fails on Mac pushbuild; Also on Linux 64 bit.