8311046: ProblemList gc/z/TestHighUsage.java with Generational ZGC

Reviewed-by: kbarrett, tschatzl

Author: xmas92

test/hotspot/jtreg/ProblemList-generational-zgc.txt

@@ -116,4 +116,4 @@ vmTestbase/gc/gctests/MemoryEaterMT/MemoryEaterMT.java        8289582   windows-
 vmTestbase/nsk/monitoring/MemoryPoolMBean/isCollectionUsageThresholdExceeded/isexceeded002/TestDescription.java 8298302 generic-all
 vmTestbase/nsk/sysdict/vm/stress/chain/chain007/chain007.java 8298991 linux-x64
 
-gc/z/TestHighUsage.java                                       8308843 windows-x64
+gc/z/TestHighUsage.java                                       8308843 generic-all