Convert this ThreadReference.interrupt() test to support virtual threads. I believe this is the only test for ThreadReference.interrupt() that we have.
Tested by running with and without -Dmain.wrapper=Virtual on all supported platforms. ------------- Commit messages: - Add vthread support to interrupt test Changes: https://git.openjdk.org/jdk/pull/13696/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13696&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8282384 Stats: 18 lines in 2 files changed: 5 ins; 0 del; 13 mod Patch: https://git.openjdk.org/jdk/pull/13696.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/13696/head:pull/13696 PR: https://git.openjdk.org/jdk/pull/13696
