git: openjdk/jdk-sandbox: asgct2: Add JTREG tests for ASGST

[duke]

Changeset: bd1a5f6d
Author:    Jaroslav Bachorik <jaroslav.bachorik at datadoghq.com>
Date:      2022-11-14 16:51:35 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/bd1a5f6dfaa3e2ec8bd978619705e84241ecec57

Add JTREG tests for ASGST

! make/test/JtregNativeHotspot.gmk
! test/hotspot/jtreg/TEST.groups
+ test/hotspot/jtreg/serviceability/profiling/libAsyncGetStackTraceSampler.cpp
+ test/hotspot/jtreg/serviceability/profiling/libAsyncGetStackTraceTest.cpp
+ test/hotspot/jtreg/serviceability/profiling/sanity/ASGSTBaseTest.java
+ test/hotspot/jtreg/serviceability/profiling/stress/ASGSTStabilityTest.java