34441: CR improvements

Author: karyna-t

app/code/Magento/Customer/Controller/Adminhtml/Index/InlineEdit.php

@@ -179,7 +179,7 @@ protected function getData(array $data, $isCustomerData = null)
         $addressKeys = preg_grep(
             '/^(' . AttributeRepository::BILLING_ADDRESS_PREFIX . '\w+)/',
             array_keys($data),
-            $isCustomerData ?? 0
+            (int) $isCustomerData
         );
         $result = array_intersect_key($data, array_flip($addressKeys));
         if ($isCustomerData === null) {