Action: Return the new url if it has been resolved

This was already part of the 2.0 release, but was working however. Got
revealed by a restructuring commit a few weeks ago.

fixes #10702

modules/monitoring/library/Monitoring/Web/Navigation/Action.php

@@ -89,10 +89,11 @@ class Action extends NavigationItem
         if (! $this->resolved && $url !== null) {
             $this->setUrl(Macro::resolveMacros($url->getAbsoluteUrl(), $this->getObject()));
             $this->resolved = true;
-        }
-
+            return parent::getUrl();
+        } else {
             return $url;
         }
+    }
 
     /**
      * {@inheritdoc}