test/java/rmi/activation/Activatable/shutdownGracefully/rmid.security.policy

rev 15773 : 8085192: java/rmi/activation/Activatable tests fail intermittently due to "Port already in use"
Reviewed-by:

@@ -1,5 +1,7 @@
 grant {
     permission com.sun.rmi.rmid.ExecOptionPermission "-Djava.security.manager=java.lang.SecurityManager";
     permission com.sun.rmi.rmid.ExecOptionPermission "-Djava.security.policy=*";
     permission com.sun.rmi.rmid.ExecOptionPermission "-Ddummyname=dummyvalue";
+    permission java.lang.RuntimePermission "selectorProvider";
+    permission java.lang.RuntimePermission "accessClassInPackage.sun.nio.ch";
 };