Add missing @Override

pmd-core/src/main/java/net/sourceforge/pmd/lang/rule/xpath/internal/BaseNodeInfo.java

@@ -120,6 +120,7 @@ abstract class BaseNodeInfo extends AbstractNodeWrapper implements SiblingCounti
             iter = list.listIterator(list.size());
         }
 
+        @Override
         public NodeInfo next() {
             return this.iter.hasPrevious() ? this.iter.previous() : null;
         }