Upgrade to org.mariadb.jdbc:mariadb-java-client:3.0.7

Closes gh-2159

Author: rwinch

gradle/dependency-management.gradle

@@ -29,7 +29,7 @@ dependencyManagement {
 		dependency 'org.assertj:assertj-core:3.23.1'
 		dependency 'org.hamcrest:hamcrest:2.2'
 		dependency 'org.hsqldb:hsqldb:2.7.0'
-		dependency 'org.mariadb.jdbc:mariadb-java-client:2.7.4'
+		dependency 'org.mariadb.jdbc:mariadb-java-client:3.0.7'
 		dependencySet(group: 'org.mongodb', version: '4.6.0') {
 			entry 'mongodb-driver-core'
 			entry 'mongodb-driver-sync'