RFR: 8325203: System.exit(0) kills the launched 3rd party application

[Alexey Semenyuk]

Tested with the use case from the CR.

Filed a follow-up https://bugs.openjdk.org/browse/JDK-8325525 CR to track adding a jtreg test for the issue.

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Commit messages:
 - 8325203: System.exit(0) kills the launched 3rd party application

Changes: https://git.openjdk.org/jdk/pull/17779/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=17779&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8325203
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/17779.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17779/head:pull/17779

PR: https://git.openjdk.org/jdk/pull/17779