MDEV-17276: Adjust Galera tests after Galera library 25.3.24

mysql-test/suite/galera/disabled.def

@@ -33,3 +33,4 @@ galera_gc_fc_limit : MDEV-17061 Test failure on galera.galera_gc_fc_limit
 partition : MDEV-13881 galera.partition failed in buildbot with wrong result
 galera_as_slave_replication_budle : MDEV-15785 Test case galera_as_slave_replication_bundle caused debug assertion
 galera_wan : MDEV-17259: Test failure on galera.galera_wan
+

mysql-test/suite/galera/r/galera#505.result

+SET SESSION wsrep_sync_wait=0;
+SET SESSION wsrep_sync_wait=DEFAULT;
 SET GLOBAL wsrep_provider_options = 'pc.weight=3';
 SHOW GLOBAL VARIABLES LIKE 'wsrep_provider_options';
 Variable_name	Value

mysql-test/suite/wsrep/r/variables.result

@@ -60,6 +60,8 @@ wsrep_local_send_queue_min	#
 wsrep_local_state	#
 wsrep_local_state_comment	#
 wsrep_local_state_uuid	#
+wsrep_open_connections	#
+wsrep_open_transactions	#
 wsrep_protocol_version	#
 wsrep_provider_name	#
 wsrep_provider_vendor	#