ACQE-7276 | Mainline PR deployment

Author: manjusha729

app/code/Magento/Checkout/Test/Mftf/ActionGroup/GuestCheckoutFillingShippingSectionActionGroup.xml

@@ -15,7 +15,8 @@
         <arguments>
             <argument name="customerVar" defaultValue="CustomerEntityOne"/>
             <argument name="customerAddressVar" defaultValue="CustomerAddressSimple"/>
-            <argument name="shippingMethod" defaultValue="Flat Rate" type="string"/>
+            <!--First available shipping method will be selected if value is not passed for shippingMethod-->
+            <argument name="shippingMethod" defaultValue="" type="string"/>
         </arguments>
 
         <waitForElementVisible selector="{{CheckoutShippingSection.emailAddress}}" stepKey="waitForEmailField"/>