[jdk21u-dev] RFR: 8311992: Test java/lang/Thread/virtual/JfrEvents::testVirtualThreadPinned failed

[Goetz Lindenmaier]

I backport this for parity with 21.0.3-oracle.

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Commit messages:
 - Backport 0d2196f8e5b03577a14ff97505718f4fa53f3792

Changes: https://git.openjdk.org/jdk21u-dev/pull/139/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=139&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8311992
  Stats: 42 lines in 1 file changed: 19 ins; 2 del; 21 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/139.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/139/head:pull/139

PR: https://git.openjdk.org/jdk21u-dev/pull/139