[jdk21u-dev] RFR: 8322008: Exclude some CDS tests from running with -Xshare:off

[Andrew Lu]

I backport this for parity with 21.0.5-oracle.

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Commit messages:
 - Backport 4d32c607a4b496bf2bb09e54167ecbbab5569a0c

Changes: https://git.openjdk.org/jdk21u-dev/pull/629/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=629&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8322008
  Stats: 7 lines in 1 file changed: 7 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/629.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/629/head:pull/629

PR: https://git.openjdk.org/jdk21u-dev/pull/629