MC-4093: Couldn't hide buttons group when appearance is set as Stacked

- Resolve CR comments

Author: davemacaulay

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

@@ -1060,10 +1060,12 @@
         <comment userInput="Validate content type remains disabled after save" stepKey="commentValidateHiddenStage"/>
         <seeElement selector="{{ButtonGroupOnStage.hidden('1')}}" stepKey="waitForContentTypeHidden" />
         <seeElement selector="{{ButtonItemOnStage.hidden('1')}}" stepKey="waitForContentTypeHiddenButtonItem" />
+        <seeElement selector="{{ButtonItemOnStage.hidden('2')}}" stepKey="waitForContentTypeHiddenButtonItem2" />
         <!-- Verify we cannot interact with the internal button after save -->
         <comment userInput="Verify we cannot interact with the internal button after save" stepKey="commentVerifyButtonItemIsDisabledAfterSave"/>
         <seeElementInDOM selector="{{ButtonItemOnStage.optionsMenu('1')}}" stepKey="seeDomButtonItemOptionsMenu"/>
         <dontSeeElement selector="{{ButtonItemOnStage.optionsMenu('1')}}" stepKey="dontSeeButtonItemOptionsMenu"/>
+        <dontSeeElement selector="{{ButtonItemOnStage.optionsMenu('2')}}" stepKey="dontSeeButtonItem2OptionsMenu"/>
         <!-- Validate store front -->
         <comment userInput="Validate content type is disabled on storefront" stepKey="commentValidateHiddenStorefront"/>
         <openNewTab stepKey="openNewTab" />
@@ -1075,6 +1077,7 @@
         <seeElementInDOM selector="{{ButtonGroupOnStorefront.hidden('1')}}" stepKey="waitForHiddenElement" />
         <waitForElement selector="{{ButtonItemOnStorefront.base('1')}}" stepKey="waitForButtonItemNotVisible" />
         <dontSeeElement selector="{{ButtonItemOnStorefront.base('1')}}" stepKey="dontSeeButtonItem" />
+        <dontSeeElement selector="{{ButtonItemOnStorefront.base('2')}}" stepKey="dontSeeButtonItem2" />
         <!-- Set content to visible in admin -->
         <comment userInput="Set content to visible in admin" stepKey="commentSetContentToVisibleAdmin"/>
         <switchToNextTab stepKey="switchBackToAdmin" />
@@ -1094,6 +1097,7 @@
         <dontSeeElementInDOM selector="{{ButtonGroupOnStorefront.hidden('1')}}" stepKey="dontSeeHiddenElement"/>
         <seeElement selector="{{ButtonGroupOnStorefront.base('1')}}" stepKey="waitForButtonGroupVisible" />
         <seeElement selector="{{ButtonItemOnStorefront.base('1')}}" stepKey="waitForButtonItemVisible" />
+        <seeElement selector="{{ButtonItemOnStorefront.base('2')}}" stepKey="waitForButtonItem2Visible" />
     </test>
     <test name="ValidateShowHideOnButtonsOnStackedAppearance" extends="ValidateShowHideOnButtons">
         <annotations>