upgrade very ancient mariadb JDBC driver

(to get a bigfix)

Author: gavinking

databases/mariadb/matrix.gradle

@@ -4,4 +4,4 @@
  * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
  * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
  */
-jdbcDependency 'org.mariadb.jdbc:mariadb-java-client:2.2.4'
+jdbcDependency 'org.mariadb.jdbc:mariadb-java-client:2.7.7'

settings.gradle

@@ -193,7 +193,7 @@ dependencyResolutionManagement {
             alias( "cockroachdb" ).to( "org.postgresql", "postgresql" ).version( "42.2.8" )
             alias( "mysql" ).to( "mysql", "mysql-connector-java" ).versionRef( "mysql" )
             alias( "tidb" ).to( "mysql", "mysql-connector-java" ).versionRef( "mysql" )
-            alias( "mariadb" ).to( "org.mariadb.jdbc", "mariadb-java-client" ).version( "2.2.3" )
+            alias( "mariadb" ).to( "org.mariadb.jdbc", "mariadb-java-client" ).version( "2.7.7" )
             alias( "oracle" ).to( "com.oracle.database.jdbc", "ojdbc8" ).versionRef( "oracle" )
             alias( "oracleXml" ).to( "com.oracle.database.xml", "xdb" ).versionRef( "oracle" )
             alias( "oracleXmlParser" ).to( "com.oracle.database.xml", "xmlparserv2" ).versionRef( "oracle" )