8056148: Add java/lang/management/MemoryMXBean/LowMemoryTest.java to ProblemList.txt

[Stefan Karlsson]

Hi all,

Please review this patch to put the LowMemoryTest.java test in the 
ProblemLists.txt. It currently hangs and leaves processes running after 
the test run has completed.

http://cr.openjdk.java.net/~stefank/8056148/webrev.00/

thanks,
StefanK