MC-34602: \“Order by SKU\” Widget is displayed incorrectly on the Storefront

Author: deiserh

lib/internal/Magento/Framework/Escaper.php

@@ -72,6 +72,10 @@ public function escapeHtml($data, $allowedTags = null)
             $data = (string)$data;
         }
 
+        if ($allowedTags !== null && !is_array($allowedTags)) {
+            $allowedTags = [$allowedTags];
+        }
+
         if (is_array($data)) {
             $result = [];
             foreach ($data as $item) {