MDEV-18631 Added MTR test

The test is based in the testcase attached in Jira MDEV.

mysql-test/suite/galera_sr/r/mdev_18631.result

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+connection node_2;
+connection node_1;
+# On node_1
+connection node_1;
+CREATE TABLE t1(f1 INT PRIMARY KEY) ENGINE=INNODB;
+INSERT INTO t1 VALUES (1), (2), (3);
+connection node_2;
+SELECT * FROM  t1;
+f1
+1
+2
+3
+connection node_1;
+SELECT * FROM t1;
+f1
+1
+2
+3
+DROP TABLE t1;
+disconnect node_2;
+disconnect node_1;

mysql-test/suite/galera_sr/t/mdev_18631.cnf

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+!include ../galera_2nodes.cnf
+
+[mysqld]
+log-bin
+log-slave-updates
+log-bin-compress
+
+[mysqld.1]
+#gtid_domain_id=1
+wsrep_gtid_mode=ON
+# Maximum allowed wsrep_gtid_domain_id.
+wsrep_gtid_domain_id=4294967295
+wsrep_trx_fragment_size=1
+wsrep_trx_fragment_unit='ROWS'
+
+[mysqld.2]
+#gtid_domain_id=2
+wsrep_gtid_mode=ON
+wsrep_gtid_domain_id=4294967295
+wsrep_trx_fragment_size=1
+wsrep_trx_fragment_unit='ROWS'
+#wsrep_gitd_domain_id value will be inherited from donor node (mysqld.1)
+#wsrep_gitd_domain_id=X

mysql-test/suite/galera_sr/t/mdev_18631.test

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+#
+# Test that streaming replication works with wsrep_gtid_mode=ON.
+# The configuration is provided in mdev_18631.cnf.
+#
+
+
+--source include/galera_cluster.inc
+--source include/have_innodb.inc
+
+--echo # On node_1
+--connection node_1
+CREATE TABLE t1(f1 INT PRIMARY KEY) ENGINE=INNODB;
+
+INSERT INTO t1 VALUES (1), (2), (3);
+
+--connection node_2
+SELECT * FROM  t1;
+
+--connection node_1
+SELECT * FROM t1;
+
+DROP TABLE t1;
+
+--source include/galera_end.inc