[jdk17u-dev] RFR: 8285690: CloneableReference subtest should not throw CloneNotSupportedException

[Goetz Lindenmaier]

I backport this for parity with 17.0.7-oracle.

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Commit messages:
 - Backport 2d8d1402147f6ddd15732ce7098a8438317a2681

Changes: https://git.openjdk.org/jdk17u-dev/pull/1099/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1099&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8285690
  Stats: 5 lines in 1 file changed: 2 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1099.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/1099/head:pull/1099

PR: https://git.openjdk.org/jdk17u-dev/pull/1099