[jdk21u] Integrated: 8314759: VirtualThread.parkNanos timeout adjustment when pinned should be replaced

[Rob McKenna]

Backport 8314759

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Commit messages:
 - Backport d9fc6b6933ad733d1b2a4d2bd91ecb3824970ea8

Changes: https://git.openjdk.org/jdk21u/pull/169/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u&pr=169&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8314759
  Stats: 4 lines in 1 file changed: 0 ins; 2 del; 2 mod
  Patch: https://git.openjdk.org/jdk21u/pull/169.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u.git pull/169/head:pull/169

PR: https://git.openjdk.org/jdk21u/pull/169