RFR: 8346063: [s390x] Timeout in java/lang/Thread/virtual/Starvation.java

[Amit Kumar]

java/lang/Thread/virtual/Starvation.java is failing on s390x with Timeout error as continuations support is not there for s390x.

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Commit messages:
 - mandate continuations

Changes: https://git.openjdk.org/jdk/pull/22702/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=22702&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8346063
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/22702.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22702/head:pull/22702

PR: https://git.openjdk.org/jdk/pull/22702