MC-4234: Missing validation message for 'Number of Products to Display' on Product Content Type

- Fixed minor typos in product test

Author: Hwashiang Yu

app/code/Magento/PageBuilder/Test/Mftf/Test/AdminPageBuilderProductsTest.xml

@@ -197,7 +197,6 @@
         </actionGroup>
         <!-- Only one of them should be showing -->
         <comment userInput="Set only one of them should be showing" stepKey="commentSetOnlyOneShouldBeShowing"/>
-        <!--<fillField selector="{{ProductsContentTypeForm.productsCountInput}}" userInput="1" stepKey="fillProductsCountField"/>-->
         <actionGroup ref="fillSlideOutPanelFieldGeneral" stepKey="enterOneProductsCount">
             <argument name="property" value="PageBuilderProductsCountPropertyOne"/>
         </actionGroup>
@@ -236,7 +235,7 @@
             <argument name="contentType" value="PageBuilderProductsContentType"/>
         </actionGroup>
         <!-- Two products should be showing -->
-        <comment userInput="Two products should be showing " stepKey="commentTwoProductsShouldBeShowing"/>
+        <comment userInput="Two products should be showing" stepKey="commentTwoProductsShouldBeShowing"/>
         <actionGroup ref="fillSlideOutPanelFieldGeneral" stepKey="enterTwoProductsCount">
             <argument name="property" value="PageBuilderProductsCountPropertyTwo"/>
         </actionGroup>