AC-4685 : added meaningful stepkey

Author: glo74186

app/code/Magento/Shipping/Test/Mftf/Test/MultiShippingWithCreationNewCustomerAndAddressesDuringCheckoutTest.xml

@@ -38,7 +38,7 @@
                 <argument name="firstOptionName" value="Red"/>
                 <argument name="secondOptionName" value="Green"/>
             </actionGroup>
-            <click selector="{{AdminCreateProductConfigurationsPanel.next}}" stepKey="clickOnNextButton2"/>
+            <click selector="{{AdminCreateProductConfigurationsPanel.next}}" stepKey="clickOnNextButton"/>
             <click selector="{{AdminCreateProductConfigurationsPanel.applySinglePriceToAllSkus}}" stepKey="clickOnApplySinglePriceToAllSkus"/>
             <fillField selector="{{AdminCreateProductConfigurationsPanel.singlePrice}}" userInput="10" stepKey="enterAttributePrice"/>
             <click selector="{{AdminCreateProductConfigurationsPanel.applySingleQuantityToEachSkus}}" stepKey="clickOnApplySingleQuantityToEachSku"/>