git: openjdk/loom: fibers: Enable THREAD_START and THREAD_DEATH events on vthreads by default.

[duke]

Changeset: 4ae4064b
Author:    Chris Plummer <chris.plummer at oracle.com>
Date:      2020-12-23 20:17:13 +0000
URL:       https://git.openjdk.java.net/loom/commit/4ae4064b

Enable THREAD_START and THREAD_DEATH events on vthreads by default.

! src/jdk.jdi/share/classes/com/sun/tools/example/debug/tty/VMConnection.java