8344453: Test jdk/jfr/event/oldobject/TestSanityDefault.java timed out

Reviewed-by: egahlin

Author: lmesnik

test/jdk/jdk/jfr/event/oldobject/TestSanityDefault.java

@@ -35,6 +35,7 @@
  * @test
  * @key jfr
  * @requires vm.hasJFR
+ * @requires vm.flagless
  * @library /test/lib /test/jdk
  * @summary Purpose of this test is to run leak profiler without command line tweaks or WhiteBox hacks until we succeed
  * @run main/othervm -Xmx1G jdk.jfr.event.oldobject.TestSanityDefault