[lworld] Integrated: 8329400: [lworld] add a test to check that IllegalMonitorStateException is thrown for value objects

[Vicente Romero]

just adding a missing regression test

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Commit messages:
 - 8329400: [lworld] add a test to check that IllegalMonitorStateException is thrown for value objects

Changes: https://git.openjdk.org/valhalla/pull/1069/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1069&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8329400
  Stats: 46 lines in 1 file changed: 46 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/valhalla/pull/1069.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1069/head:pull/1069

PR: https://git.openjdk.org/valhalla/pull/1069