Enable info log for mariadb_tests_hartmut_galera

The test fails for unknown reasons from time to time and enabling the info
log level should help resolve it.

maxscale-system-test/CMakeLists.txt

@@ -309,7 +309,7 @@ add_test_executable(lots_of_rows.cpp lots_of_rows galera LABELS readwritesplit H
 add_test_script(mariadb_tests_hartmut mariadb_tests_hartmut.sh replication LABELS readwritesplit REPL_BACKEND)
 
 # A set of MariaDB server tests executed against Maxscale RWSplit (Galera backend)
-add_test_script(mariadb_tests_hartmut_galera mariadb_tests_hartmut.sh galera LABELS readwritesplit GALERA_BACKEND)
+add_test_script(mariadb_tests_hartmut_galera mariadb_tests_hartmut.sh galera_hartmut LABELS readwritesplit GALERA_BACKEND)
 
 # Creates a number of connections > max_connections setting
 add_test_executable(max_connections.cpp max_connections replication LABELS MySQLAuth MySQLProtocol UNSTABLE HEAVY REPL_BACKEND)

maxscale-system-test/cnf/maxscale.cnf.template.galera_hartmut

@@ -0,0 +1,89 @@
+[maxscale]
+threads=###threads###
+log_info=1
+
+[Galera Monitor]
+type=monitor
+module=galeramon
+servers=server1,server2,server3,server4
+user=maxskysql
+passwd=skysql
+monitor_interval=1000
+root_node_as_master=false
+
+[RW Split Router]
+type=service
+router=readwritesplit
+servers=server1,server2,server3,server4
+user=maxskysql
+passwd=skysql
+router_options=slave_selection_criteria=LEAST_GLOBAL_CONNECTIONS
+max_slave_connections=1
+
+[Read Connection Router Slave]
+type=service
+router=readconnroute
+router_options=slave
+servers=server1,server2,server3,server4
+user=maxskysql
+passwd=skysql
+
+[Read Connection Router Master]
+type=service
+router=readconnroute
+router_options=master
+servers=server1,server2,server3,server4
+user=maxskysql
+passwd=skysql
+
+[RW Split Listener]
+type=listener
+service=RW Split Router
+protocol=MySQLClient
+port=4006
+
+[Read Connection Listener Slave]
+type=listener
+service=Read Connection Router Slave
+protocol=MySQLClient
+port=4009
+
+[Read Connection Listener Master]
+type=listener
+service=Read Connection Router Master
+protocol=MySQLClient
+port=4008
+
+[CLI]
+type=service
+router=cli
+
+[CLI Listener]
+type=listener
+service=CLI
+protocol=maxscaled
+socket=default
+
+[server1]
+type=server
+address=###galera_server_IP_1###
+port=###galera_server_port_1###
+protocol=MySQLBackend
+
+[server2]
+type=server
+address=###galera_server_IP_2###
+port=###galera_server_port_2###
+protocol=MySQLBackend
+
+[server3]
+type=server
+address=###galera_server_IP_3###
+port=###galera_server_port_3###
+protocol=MySQLBackend
+
+[server4]
+type=server
+address=###galera_server_IP_4###
+port=###galera_server_port_4###
+protocol=MySQLBackend