Fortify galera_partition test.

mysql-test/suite/galera/r/galera_partition.result

@@ -396,12 +396,16 @@ SELECT COUNT(*) FROM t1;
 COUNT(*)
 350
 connection node_2;
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 call p1(100);;
 connection node_1a;
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 call p1(100);;
 connection node_3;
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 call p1(100);;
 connection node_4;
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 call p1(100);;
 connection node_1;
 SET SESSION wsrep_OSU_method='RSU';

mysql-test/suite/galera/t/galera_partition.test

@@ -407,15 +407,19 @@ insert into t1 (id, dt) values (350, '2010-12-17 00:00:00');
 SELECT COUNT(*) FROM t1;
 
 --connection node_2
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 --send call p1(100);
 
 --connection node_1a
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 --send call p1(100);
 
 --connection node_3
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 --send call p1(100);
 
 --connection node_4
+call mtr.add_suppression("WSREP: Sending JOIN failed:.*");
 --send call p1(100);
 
 --connection node_1