8278527: java/util/concurrent/tck/JSR166TestCase.java fails nanoTime test

Backport-of: 54f09d734584a71c648520664447f8395050adbe

Author: GoeLin

test/jdk/java/util/concurrent/tck/JSR166TestCase.java

@@ -592,7 +592,6 @@ public static Test suite() {
             ScheduledExecutorSubclassTest.suite(),
             SemaphoreTest.suite(),
             SynchronousQueueTest.suite(),
-            SystemTest.suite(),
             ThreadLocalTest.suite(),
             ThreadPoolExecutorTest.suite(),
             ThreadPoolExecutorSubclassTest.suite(),