RFR 8154733, Fix module dependencies missed in java.rmi tests

[Felix Yang]

Hi all,

     please review the fix to explicitly declare module dependencies for 
rmi tests.

Bug: https://bugs.openjdk.java.net/browse/JDK-8154733
Webrev: http://cr.openjdk.java.net/~xiaofeya/8154733/webrev.00/

Thanks,
Felix