Exclude ContendedWallclockSamplesTest on graal/aarch64 (#256)

* Exclude ContendedWallclockSamplesTest on graal/aarch64

* Jaroslav's comments

Author: zhengyu123

ddprof-lib/src/main/java/com/datadoghq/profiler/Platform.java

@@ -309,6 +309,11 @@ public static boolean isZing() {
     return System.getProperty("java.vm.name").contains("Zing");
   }
 
+  public static boolean isGraal() {
+    String vendor = System.getProperty("java.vendor.version");
+    return vendor != null && vendor.contains(" GraalVM ");
+  }
+
   public static String getLangVersion() {
     return String.valueOf(JAVA_VERSION.major);
   }

ddprof-test/src/test/java/com/datadoghq/profiler/wallclock/ContendedWallclockSamplesTest.java

@@ -52,9 +52,11 @@ public void after() {
     @ValueSource(strings = {"vm", "vmx", "fp", "dwarf"})
     public void test(@CStack String cstack) {
         // Skip test entirely on unsupported JVMs (don't use assumeFalse which gets retried)
-        if (Platform.isZing() || Platform.isJ9()) {
+        if (Platform.isZing() || Platform.isJ9() ||
+            (isInCI() && isAsan() && Platform.isGraal() && Platform.isAarch64() && "vm".equals(cstack))) {
             return;
         }
+
         // Running vm stackwalker tests on JVMCI (Graal), JDK 24, aarch64 and with a sanitizer is crashing in a weird place
         // This looks like the sanitizer instrumentation is breaking the longjump based crash recovery :(
         String config = System.getProperty("ddprof_test.config");