MCP-288: [Load Cart Section] Replace Zend_Currency component with Intl NumberFormatter

Author: adifucan

app/code/Magento/Directory/Model/Currency.php

@@ -410,7 +410,7 @@ private function formatCurrency(string $price, array $options): string
         $this->setOptions($options);
 
         $formattedCurrency = $this->numberFormatter->formatCurrency(
-            $price, $this->getCode()
+            $price, $this->getCode() ?? LocaleCurrency::DEFAULT_CURRENCY
         );
 
         if (array_key_exists(LocaleCurrency::CURRENCY_OPTION_DISPLAY, $options)