[jdk21u-dev] RFR: 8319678: Several tests from corelibs areas ignore VM flags

[Goetz Lindenmaier]

I backport this for parity with 21.0.7-oracle.

Resolved HijrahConfigTest.java because "8315444: Convert test/jdk/tools to Classfile API" is not in 21

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Commit messages:
 - Backport 2e3682a7f2983cd58b9564253dc698760faba4b8

Changes: https://git.openjdk.org/jdk21u-dev/pull/1169/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1169&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8319678
  Stats: 161 lines in 6 files changed: 56 ins; 58 del; 47 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1169.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1169/head:pull/1169

PR: https://git.openjdk.org/jdk21u-dev/pull/1169