Add JDK 21 support (#310)

vharseko

23.38.2023 cb69ead94eadce90fd0616b5af263603feee78ba

 opendj-ldap-toolkit/pom.xml

@@ -132,7 +132,9 @@
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-surefire-plugin</artifactId>
                <version>3.0.0-M4</version>
                <configuration>
               <forkNode implementation="org.apache.maven.plugin.surefire.extensions.SurefireForkNodeFactory"/>
              </configuration>
            </plugin>

            <plugin>