git: openjdk/loom: fibers: Allow ThreadMXBean tests to run with jtreg main wrapper

[duke]

Changeset: 3cea1914
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2023-03-12 08:41:46 +0000
URL:       https://git.openjdk.org/loom/commit/3cea191499c13010ac48d1a57a1ab2cab2980854

Allow ThreadMXBean tests to run with jtreg main wrapper

! test/jdk/ProblemList-Virtual.txt
! test/jdk/TEST.groups
! test/jdk/com/sun/management/ThreadMXBean/VirtualThreads.java
! test/jdk/java/lang/Thread/virtual/HoldsLock.java
! test/jdk/java/lang/management/ThreadMXBean/VirtualThreads.java
! test/lib/jdk/test/lib/thread/VThreadRunner.java