[9] Review request: JDK-8129595: New DTLS tests need @modules

[Konstantin Shefov]

Hello,

Please review the test bug fix
https://bugs.openjdk.java.net/browse/JDK-8129595
Webrev is http://cr.openjdk.java.net/~kshefov/8129595/webrev.00/

Thanks
-Konstantin