Disabled part of rpl_change_master that fails sporadically because of BUG#59037.

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

@@ -15,18 +15,4 @@ n
 1
 2
 drop table t1;
-include/rpl_reset.inc
-create table t1 (a int);
-insert into t1 values (1);
-flush logs;
-insert into t1 values (2);
-include/stop_slave.inc
-delete from t1 where a=2;
-CHANGE MASTER TO relay_log_file='slave-relay-bin.000005', relay_log_pos=4;
-start slave sql_thread;
-include/wait_for_slave_sql_to_start.inc
-start slave io_thread;
-include/wait_for_slave_io_to_start.inc
-set global relay_log_purge=1;
-drop table t1;
 include/rpl_end.inc

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

@@ -52,6 +52,7 @@ sync_slave_with_master;
 # BUG#12190 CHANGE MASTER has differ path requiremts on MASTER_LOG_FILE and RELAY_LOG_FILE
 #
 
+if ($bug_59037_is_fixed == 'true') {
 --source include/rpl_reset.inc
 
 connection master;
@@ -97,5 +98,6 @@ source include/wait_for_slave_io_to_start.inc;
 eval set global relay_log_purge=$relay_log_purge;
 connection master;
 drop table t1;
+}
 
 --source include/rpl_end.inc