refs #15189 [master-v5] fixup ViewHelper

* fixes plugin retrieval in Record ViewHelper

module/finc/src/finc/View/Helper/Root/Record.php

@@ -487,7 +487,7 @@ class Record extends \VuFind\View\Helper\Root\Record
             "Elektronische Reproduktion"
         );
         $onlineEditions = [];
-        $recordLinkHelper = $this->getView()->RecordLink();
+        $recordLinkHelper = $this->getView()->plugin('recordLink');
         foreach ($this->driver->tryMethod('getAdditionals') as $add) {
             if (isset($add['identifier'])
                 && in_array($add['identifier'], $online_keys)) {