MTO-95: PRs stabilization

- Fixed form filling

Author: Vadim Zubovich

dev/tests/functional/tests/app/Magento/Customer/Test/Constraint/AssertCustomerGroupChangedToDefaultOnCustomerForm.php

@@ -32,7 +32,7 @@ public function processAssert(
         CustomerIndexNew $customerIndexEdit
     ) {
         $customerIndexEdit->open(['id' => $customer->getId()]);
-        $customerFormData = $customerIndexNew->getCustomerForm()->getData();
+        $customerFormData = $customerIndexNew->getCustomerForm()->getData($customer);
         \PHPUnit_Framework_Assert::assertTrue(
             $customerFormData['group_id'] == $defaultCustomerGroup->getCustomerGroupCode(),
             "Customer group not set to default after group was deleted."