[jdk21u-dev] RFR: 8344671: Few JFR streaming tests fail with application not alive error on MacOS 15

[Goetz Lindenmaier]

I backport this for parity with 21.0.8-oracle.

Omitted the change to the ProblemList because the tests are not listed in 21,

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Commit messages:
 - Backport d979bd859215a16e6398ae627acfd40e8d71102c

Changes: https://git.openjdk.org/jdk21u-dev/pull/1874/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1874&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8344671
  Stats: 57 lines in 2 files changed: 44 ins; 0 del; 13 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1874.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1874/head:pull/1874

PR: https://git.openjdk.org/jdk21u-dev/pull/1874