fix mftf stepKeys order

Author: engcom-Charlie

app/code/Magento/Catalog/Test/Mftf/Test/AdminApplyTierPriceToProductTest/AdminApplyTierPriceToProductWithPercentageDiscountTest.xml

@@ -43,8 +43,8 @@
 
         <comment userInput="Comment is added to preserve the step key for backward compatibility" stepKey="scrollToTopOfPage"/>
         <actionGroup ref="AdminProductFormOpenAdvancedPricingDialogActionGroup" stepKey="clickOnAdvancedPricingButton"/>
-        <comment userInput="Comment is added to preserve the step key for backward compatibility" stepKey="addCustomerGroupAllGroupsQty1PriceDiscountAndpercente"/>
         <comment userInput="Comment is added to preserve the step key for backward compatibility" stepKey="waitForCustomerGroupPriceAddButton"/>
+        <comment userInput="Comment is added to preserve the step key for backward compatibility" stepKey="addCustomerGroupAllGroupsQty1PriceDiscountAndpercente"/>
         <comment userInput="Comment is added to preserve the step key for backward compatibility" stepKey="fillProductTierPriceQtyInput"/>
         <comment userInput="Comment is added to preserve the step key for backward compatibility" stepKey="selectProductTierPriceValueType"/>