8299023: TestPLABResize.java and TestPLABPromotion.java are failing intermittently

Backport-of: f50df105912858198809b50432ef5a4ab184528d

Author: Andrew Lu

test/hotspot/jtreg/gc/g1/plab/TestPLABPromotion.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,7 +26,7 @@
  * @bug 8141278 8141141
  * @summary Test PLAB promotion
  * @requires vm.gc.G1
- * @requires !vm.flightRecorder
+ * @requires vm.flagless
  * @library /test/lib /
  * @modules java.base/jdk.internal.misc
  * @modules java.management

test/hotspot/jtreg/gc/g1/plab/TestPLABResize.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,7 +26,7 @@
  * @bug 8141278 8141141
  * @summary Test for PLAB resizing
  * @requires vm.gc.G1
- * @requires !vm.flightRecorder
+ * @requires vm.flagless
  * @library /test/lib /
  * @modules java.base/jdk.internal.misc
  * @modules java.management