RFR 8218579: add hotspot/jtreg/runtime/CompressedOops/UseCompressedOops.java to ProblemList.txt

[Harold Seigel]

Hi,

Please review this trivial change to problem list test 
UseCompressedOops.java for Windows.

Open Webrev: 
http://cr.openjdk.java.net/~hseigel/bug_8218579/webrev/index.html

Sub Task:  https://bugs.openjdk.java.net/browse/JDK-8218579

Main Task:  https://bugs.openjdk.java.net/browse/JDK-8079353

Thanks, Harold