[jdk21u-dev] RFR: 8321550: Update several runtime/cds tests to use vm flags or mark as flagless

[Goetz Lindenmaier]

I include two follow ups. All three are clean backports.

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Commit messages:
 - Backport 8329353: ResolvedReferencesNotNullTest.java failed with Incorrect resolved...
 - Backport 8329533: TestCDSVMCrash fails on libgraal
 - Backport d1b51e39c952df4885a424afd01161c601ef0f72

Changes: https://git.openjdk.org/jdk21u-dev/pull/969/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=969&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8321550
  Stats: 10 lines in 4 files changed: 6 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/969.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/969/head:pull/969

PR: https://git.openjdk.org/jdk21u-dev/pull/969