git: openjdk/loom: fibers: Some refactoring of events tests where virtual threads shouldn't be tested.

[duke]

Changeset: 2d63a42b
Author:    lmesnik <leonid.mesnik at oracle.com>
Date:      2021-01-21 16:58:49 +0000
URL:       https://git.openjdk.java.net/loom/commit/2d63a42b

Some refactoring of events tests where virtual threads shouldn't be tested.

! test/hotspot/jtreg/serviceability/jvmti/events/ThreadEnd/threadend01/libthreadend01.cpp
! test/hotspot/jtreg/serviceability/jvmti/events/ThreadEnd/threadend01/threadend01.java
! test/hotspot/jtreg/serviceability/jvmti/events/ThreadEnd/threadend02/threadend02.java
! test/hotspot/jtreg/serviceability/jvmti/events/ThreadStart/threadstart01/threadstart01.java
! test/hotspot/jtreg/serviceability/jvmti/events/ThreadStart/threadstart02/threadstart02.java
! test/hotspot/jtreg/serviceability/jvmti/events/VMObjectAlloc/vmobjalloc01/vmobjalloc01.java