[jdk11u-dev] RFR: 8034084: nsk.nsk/jvmti/ThreadStart/threadstart003 Wrong number of thread end events

[Goetz Lindenmaier]

I backport this test only fix as preparation for 8209611.

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Commit messages:
 - Backport 14bb47410bf27876e43229107334d97ad4851572

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/617/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=617&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8034084
  Stats: 15 lines in 2 files changed: 13 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/617.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/617/head:pull/617

PR: https://git.openjdk.java.net/jdk11u-dev/pull/617