RFR: 8289607: Change com/sun/jdi tests to not use Thread.suspend/resume

[Leonid Mesnik]

8289607: Change com/sun/jdi tests to not use Thread.suspend/resume

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Commit messages:
 - 8289608: Change com/sun/jdi tests to not use Thread.suspend/resume

Changes: https://git.openjdk.org/jdk/pull/10351/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10351&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8289607
  Stats: 319 lines in 16 files changed: 90 ins; 166 del; 63 mod
  Patch: https://git.openjdk.org/jdk/pull/10351.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10351/head:pull/10351

PR: https://git.openjdk.org/jdk/pull/10351