ACP2E-1143: update wait time for MC-39007 for correct grand total validation

Author: alzota

app/code/Magento/Multishipping/Test/Mftf/Test/StorefrontDisableMultishippingModeCheckoutOnBackToCartTest.xml

@@ -56,13 +56,16 @@
         </actionGroup>
 
         <actionGroup ref="ClickViewAndEditCartFromMiniCartActionGroup" stepKey="goToShoppingCartFromMinicart"/>
+        <waitForElement time="30" selector="{{CheckoutCartSummarySection.estimateShippingAndTaxForm}}" stepKey="waitForEstimateShippingAndTaxForm"/>
+        <waitForElement time="30" selector="{{CheckoutCartSummarySection.shippingMethodForm}}" stepKey="waitForShippingMethodForm"/>
+        <waitForElementVisible time="30" selector="{{CheckoutCartSummarySection.total}}" stepKey="waitForTotalElement"/>
         <waitForPageLoad stepKey="waitForGrandTotalToLoad"/>
-        <grabTextFrom selector="{{CheckoutPaymentSection.orderSummaryTotal}}" stepKey="grabTotal"/>
+        <grabTextFrom selector="{{CheckoutPaymentSection.orderSummaryTotal}}" stepKey="grabOrderTotal"/>
 
         <actionGroup ref="StorefrontGoCheckoutWithMultipleAddressesActionGroup" stepKey="goCheckoutWithMultipleAddresses"/>
         <actionGroup ref="StorefrontCartPageOpenActionGroup" stepKey="goBackToShoppingCartPage"/>
         <actionGroup ref="AssertStorefrontCheckoutPaymentSummaryTotalActionGroup" stepKey="assertSummaryTotal">
-            <argument name="orderTotal" value="{$grabTotal}"/>
+            <argument name="orderTotal" value="{$grabOrderTotal}"/>
         </actionGroup>
     </test>
 </tests>