Merge pull request #580 from mybatis/renovate/org.mariadb.jdbc-mariadb-java-client-3.x

Update dependency org.mariadb.jdbc:mariadb-java-client to v3.1.2

Author: jeffgbutler

pom.xml

@@ -325,7 +325,7 @@
     <dependency>
       <groupId>org.mariadb.jdbc</groupId>
       <artifactId>mariadb-java-client</artifactId>
-      <version>3.1.1</version>
+      <version>3.1.2</version>
       <scope>test</scope>
     </dependency>
   </dependencies>