Resolve #3238915 "Refactor if feasible"

Closes #3238915

core/modules/views/src/Plugin/views/field/EntityField.php

@@ -860,7 +860,7 @@ public function getItems(ResultRow $values) {
     }
 
     if ($this->options['field_api_classes']) {
-      return [['rendered' => $this->renderer->render($build_list)]];
+      return [['rendered' => $build_list]];
     }
 
     // Render using the formatted data itself.