[jdk21u-dev] RFR: 8360022: ClassRefDupInConstantPoolTest.java fails when running in repeat

[Goetz Lindenmaier]

I backport this for parity with 21.0.10-oracle.

both chunks needed resolve.

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Commit messages:
 - backport 566279af49a7cf47e6030222e989417855caf1a9

Changes: https://git.openjdk.org/jdk21u-dev/pull/2231/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2231&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8360022
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2231.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2231/head:pull/2231

PR: https://git.openjdk.org/jdk21u-dev/pull/2231