hg: jdk/jdk: 8215329: Modify ZGC requirement for HeapMonitorThreadTest.java

[jcbeyler at google.com]

Changeset: 5274fb04cad9
Author:    jcbeyler
Date:      2018-12-14 10:51 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/5274fb04cad9

8215329: Modify ZGC requirement for HeapMonitorThreadTest.java
Summary: Modify the requirement to be tested
Reviewed-by: amenkov, pliden, sspitsyn

! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorThreadTest.java