8234383: Test TestBiasedLockRevocationEvents.java assumes -XX:UseBiasedLocking is enabled

Reviewed-by: mgronlun, tschatzl
diff --git a/test/jdk/jdk/jfr/event/runtime/TestBiasedLockRevocationEvents.java b/test/jdk/jdk/jfr/event/runtime/TestBiasedLockRevocationEvents.java
index e28c39b..e67c9b3 100644
--- a/test/jdk/jdk/jfr/event/runtime/TestBiasedLockRevocationEvents.java
+++ b/test/jdk/jdk/jfr/event/runtime/TestBiasedLockRevocationEvents.java
@@ -43,7 +43,7 @@
  * @requires vm.hasJFR
  * @library /test/lib
  *
- * @run main/othervm jdk.jfr.event.runtime.TestBiasedLockRevocationEvents
+ * @run main/othervm -XX:+UseBiasedLocking jdk.jfr.event.runtime.TestBiasedLockRevocationEvents
  */
 public class TestBiasedLockRevocationEvents {