AMBARI-5988 Stack extension does not work for monitoringService service property. Patch 2(dsen)

ambari-server/src/test/java/org/apache/ambari/server/api/util/StackExtensionHelperTest.java

@@ -226,7 +226,7 @@ public class StackExtensionHelperTest {
   }
 
   @Test
-  public void testPropertyInheritance() throws Exception{
+  public void testMonitoringServicePropertyInheritance() throws Exception{
     File stackRoot = new File(stackRootStr);
     StackInfo stackInfo = new StackInfo();
     stackInfo.setName("HDP");