[jdk21u] RFR: 8314330: java/foreign tests should respect vm flags when start new processes

[Aleksey Shipilev]

Clean backport to improve testing.

Additional testing:
 - [x] macos-aarch64-server-fastdebug, `java/foreign` passe

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Commit messages:
 - Backport 7b28d3608a10b26af376c8f6d142d97c708c9f11

Changes: https://git.openjdk.org/jdk21u/pull/285/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u&pr=285&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8314330
  Stats: 11 lines in 1 file changed: 0 ins; 8 del; 3 mod
  Patch: https://git.openjdk.org/jdk21u/pull/285.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u.git pull/285/head:pull/285

PR: https://git.openjdk.org/jdk21u/pull/285