ACQE-5377: [Stabilithon] Review and deliver submitted Pull Requests

Author: okolesnyk

app/code/Magento/Catalog/Test/Mftf/ActionGroup/StorefrontAddProductToCompareActionGroup.xml

@@ -16,6 +16,7 @@
             <argument name="productVar"/>
         </arguments>
 
+        <waitForElementClickable selector="{{StorefrontProductInfoMainSection.productAddToCompare}}" stepKey="waitForAddToCompareButtonClickable" />
         <click selector="{{StorefrontProductInfoMainSection.productAddToCompare}}" stepKey="clickAddToCompare"/>
         <waitForElement selector="{{StorefrontMessagesSection.success}}" time="30" stepKey="waitForAddProductToCompareSuccessMessage"/>
         <see selector="{{StorefrontMessagesSection.success}}" userInput="You added product {{productVar.name}} to the comparison list." stepKey="assertAddProductToCompareSuccessMessage"/>