Upgrade MySql JDBC driver version to 8.029.

Closes #1239

Author: schauder

pom.xml

@@ -35,7 +35,7 @@
 		<hsqldb.version>2.6.1</hsqldb.version>
 		<mariadb-java-client.version>2.7.2</mariadb-java-client.version>
 		<mssql.version>9.2.1.jre8</mssql.version>
-		<mysql-connector-java.version>8.0.23</mysql-connector-java.version>
+		<mysql-connector-java.version>8.0.29</mysql-connector-java.version>
 		<postgresql.version>42.2.19</postgresql.version>
 		<oracle.version>19.6.0.0</oracle.version>