Turn off long-running test for now.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1200096 13f79535-47bb-0310-9956-ffa450edef68

src/test/java/org/apache/commons/lang3/builder/ReflectionToStringBuilderConcurrencyTest.java

@@ -74,6 +74,7 @@ public class ReflectionToStringBuilderConcurrencyTest {
     }
 
     @Test
+    @Ignore
     public void testCopyOnWriteArrayList() throws InterruptedException, ExecutionException {
         this.testConcurrency(new CollectionHolder<List<Integer>>(new CopyOnWriteArrayList<Integer>()));
     }