MC-4002: Slider Duplicate - Configuration menu buttons disappear after duplicate slider

- remove work-around: validate menu options are available before save

Author: anthoula

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

@@ -943,9 +943,6 @@
         <seeElement selector="{{SliderOnStage.padding('2', PageBuilderPaddingPropertyUnique.value)}}" stepKey="seePaddingStage"/>
         <!-- Show Content -->
         <comment userInput="Show Content" stepKey="commentShowContent"/>
-        <!-- Must save since slide breaks after duplication -->
-        <actionGroup ref="saveAndContinueEditCmsPage" stepKey="saveAndContinueEditCmsPage"/>
-        <actionGroup ref="switchToPageBuilderStage" stepKey="switchToPageBuilderStage"/>
         <actionGroup ref="showContentType" stepKey="showContentTypeFirstSlider">
             <argument name="section" value="SliderOnStage"/>
             <argument name="contentType" value="PageBuilderSliderContentType"/>