Bug#17402313 DUMP THREAD SENDS SOME EVENTS MORE THAN ONCE

Postfix, suppress the new warning generated by the bug's fix.

mysql-test/suite/rpl/r/rpl_log_pos.result

 include/master-slave.inc
 [connection master]
 call mtr.add_suppression ("Slave I/O: Got fatal error 1236 from master when reading data from binary");
+CALL mtr.add_suppression("Failed to read an event from active binlog.*");
 show master status;
 File	Position	Binlog_Do_DB	Binlog_Ignore_DB
 master-bin.000001	#	<Binlog_Do_DB>	<Binlog_Ignore_DB>

mysql-test/suite/rpl/t/rpl_log_pos.test

@@ -12,6 +12,7 @@
 
 source include/master-slave.inc;
 call mtr.add_suppression ("Slave I/O: Got fatal error 1236 from master when reading data from binary");
+CALL mtr.add_suppression("Failed to read an event from active binlog.*");
 source include/show_master_status.inc;
 sync_slave_with_master;
 source include/stop_slave.inc;