MQE-790: Error for duplicate step keys in a single action group definition

- fix duplicate step keys in action groups

Author: imeron2433

dev/tests/acceptance/tests/functional/Magento/FunctionalTest/ConfigurableProduct/ActionGroup/StorefrontCompareActionGroup.xml

@@ -15,8 +15,8 @@
             <argument name="optionProduct"/>
         </arguments>
         <seeElement selector="{{StorefrontProductCompareMainSection.ProductLinkByName(product.name)}}" stepKey="assertProductName"/>
-        <see userInput="${{optionProduct.price}}.00" selector="{{StorefrontProductCompareMainSection.ProductPriceByName(product.name)}}" stepKey="assertProductPrice1"/>
-        <see userInput="{{product.sku}}" selector="{{StorefrontProductCompareMainSection.ProductAttributeByCodeAndProductName('SKU', product.name)}}" stepKey="assertProductPrice2"/>
+        <see userInput="${{optionProduct.price}}.00" selector="{{StorefrontProductCompareMainSection.ProductPriceByName(product.name)}}" stepKey="assertProductPrice"/>
+        <see userInput="{{product.sku}}" selector="{{StorefrontProductCompareMainSection.ProductAttributeByCodeAndProductName('SKU', product.name)}}" stepKey="assertProductSku"/>
         <!-- @TODO: MAGETWO-80272 Move to Magento_Checkout -->
         <seeElement selector="{{StorefrontProductCompareMainSection.ProductAddToCartByName(product.name)}}" stepKey="assertProductAddToCart"/>
     </actionGroup>