[jdk22u] RFR: 8299023: TestPLABResize.java and TestPLABPromotion.java are failing intermittently

[Mimoun Ghordou]

Reviewed-by: tschatzl, ayang

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Commit messages:
 - 8299023: TestPLABResize.java and TestPLABPromotion.java are failing intermittently

Changes: https://git.openjdk.org/jdk22u/pull/208/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk22u&pr=208&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8299023
  Stats: 4 lines in 2 files changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk22u/pull/208.diff
  Fetch: git fetch https://git.openjdk.org/jdk22u.git pull/208/head:pull/208

PR: https://git.openjdk.org/jdk22u/pull/208