fixed email selector for test

Author: engcom-Charlie

app/code/Magento/Checkout/Test/Mftf/Test/StorefrontOnePageCheckoutDataWhenChangeQtyTest.xml

@@ -36,7 +36,7 @@
             <argument name="productName" value="$createProduct.name$$"/>
         </actionGroup>
         <actionGroup ref="GoToCheckoutFromMinicartActionGroup" stepKey="goToCheckoutFromMinicart"/>
-        <fillField selector="{{CheckoutShippingSection.email}}" userInput="{{CustomerEntityOne.email}}" stepKey="enterEmail"/>
+        <fillField selector="{{CheckoutShippingSection.emailAddress}}" userInput="{{CustomerEntityOne.email}}" stepKey="enterEmail"/>
         <fillField selector="{{CheckoutShippingSection.firstName}}" userInput="{{CustomerEntityOne.firstname}}" stepKey="enterFirstName"/>
         <fillField selector="{{CheckoutShippingSection.lastName}}" userInput="{{CustomerEntityOne.lastname}}" stepKey="enterLastName"/>
         <fillField selector="{{CheckoutShippingSection.street}}" userInput="{{CustomerAddressSimple.street[0]}}" stepKey="enterStreet"/>