[jdk25u] RFR: 8365065: cancelled ForkJoinPool tasks no longer throw CancellationException

[Roland Mesde]

Backporting JDK-8365065: Cancelled ForkJoinPool tasks no longer throw CancellationException. Fixes exception propagation and tests which last worked in 17.0.16. Ran GHA Sanity Checks (passed) and adjusted tests (passed). Patch is clean

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Commit messages:
 - Backport 61acdf6512c6ea3123edb9017ef99d851c917b90

Changes: https://git.openjdk.org/jdk25u/pull/362/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u&pr=362&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8365065
  Stats: 76 lines in 2 files changed: 66 ins; 6 del; 4 mod
  Patch: https://git.openjdk.org/jdk25u/pull/362.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u.git pull/362/head:pull/362

PR: https://git.openjdk.org/jdk25u/pull/362