ENGCOM-5312: #22998 : failing order creation with api when no address email is provided #23048

 - Merge Pull Request #23048 from Wirson/magento2:22998-order-create-api-failure
 - Merged commits:
   1. 5ca9ea7

Author: magento-engcom-team

app/code/Magento/Sales/Model/Order/Address.php

@@ -730,5 +730,16 @@ public function setExtensionAttributes(\Magento\Sales\Api\Data\OrderAddressExten
         return $this->_setExtensionAttributes($extensionAttributes);
     }
 
+    /**
+     * @inheritdoc
+     */
+    public function beforeSave()
+    {
+        if ($this->getEmail() === null) {
+            $this->setEmail($this->getOrder()->getCustomerEmail());
+        }
+        return parent::beforeSave();
+    }
+
     //@codeCoverageIgnoreEnd
 }