git: openjdk/loom: fibers: Renamved GetAllThreads/allthr02 to GetAllThreadsNullTest.

[duke]

Changeset: 7df7744e
Author:    lmesnik <leonid.mesnik at oracle.com>
Date:      2021-03-11 17:23:41 +0000
URL:       https://git.openjdk.java.net/loom/commit/7df7744e

Renamved GetAllThreads/allthr02 to GetAllThreadsNullTest.

+ test/hotspot/jtreg/serviceability/jvmti/thread/GetAllThreads/GetAllThreadsNullTest/GetAllThreadsNullTest.java
+ test/hotspot/jtreg/serviceability/jvmti/thread/GetAllThreads/GetAllThreadsNullTest/libGetAllThreadsNullTest.cpp
- test/hotspot/jtreg/serviceability/jvmti/thread/GetAllThreads/allthr02/allthr02.java
- test/hotspot/jtreg/serviceability/jvmti/thread/GetAllThreads/allthr02/liballthr02.cpp