jetty-9 - Avoid to print one last empty line after each collection, since they are already separated by indentation.

jetty-util/src/main/java/org/eclipse/jetty/util/component/AggregateLifeCycle.java

@@ -490,9 +490,6 @@ public class AggregateLifeCycle extends AbstractLifeCycle implements Destroyable
                 else
                     dumpObject(out, o);
             }
-
-            if (i != size)
-                out.append(indent).append(" |\n");
         }
     }
 }