Fix galera_var_node_address.test

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

+call  mtr.add_suppression("WSREP: Stray state UUID msg: .* current group state WAIT_STATE_UUID .*");
 SELECT VARIABLE_VALUE = 4 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
 VARIABLE_VALUE = 4
 1

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

@@ -6,6 +6,7 @@
 --source include/galera_cluster.inc
 --source include/have_innodb.inc
 
+call  mtr.add_suppression("WSREP: Stray state UUID msg: .* current group state WAIT_STATE_UUID .*");
 SELECT VARIABLE_VALUE = 4 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
 
 --connection node_1