MAGETWO-91710: Creditmemo Grand Total is incorrect if discount is applied on shipping

- fixed mftf path

Author: dthampy

dev/tests/acceptance/tests/functional/Magento/FunctionalTest/Sales/Test/CreditMemoTotalAfterShippingDiscountTest.xml renamed to app/code/Magento/Sales/Test/Mftf/Test/CreditMemoTotalAfterShippingDiscountTest.xml

@@ -7,7 +7,7 @@
 -->
 
 <tests xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-       xsi:noNamespaceSchemaLocation="../../../../../../vendor/magento/magento2-functional-testing-framework/src/Magento/FunctionalTestingFramework/Test/etc/testSchema.xsd">
+       xsi:noNamespaceSchemaLocation="../../../../../../../dev/tests/acceptance/vendor/magento/magento2-functional-testing-framework/src/Magento/FunctionalTestingFramework/Test/etc/testSchema.xsd">
     <test name="CreditMemoTotalAfterShippingDiscountTest">
         <annotations>
             <features value="Credit memo"/>