Fix deprecation notice when attempting to resolve a non-static page (#37

)

Co-authored-by: Luke Towers <[email protected]>

Plugin.php

@@ -285,7 +285,7 @@ protected function extendCmsRenderer(): void
  * Get rendered content
  */
  $contents = Controller::instance()->getPageContents($page);
- if (strlen($contents)) {
+ if (!empty($contents)) {
  return $contents;
  }
  });