MC-5641: MFTF Test Has Incorrect Assertions: ButtonGroupValidateSameSizeForPrimaryButtonsInColumnResizing

Fixed actual variable and expected variable for 2 assertions at stepKey assertButtonSmallerThanColumnStorefrontMobile2 & assertButtonSmallerThanColumnStorefrontMobile3

Author: kieuphan2406

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

@@ -1648,7 +1648,6 @@
             <useCaseId value="MC-961"/>
             <testCaseId value="MC-3715"/>
             <group value="pagebuilder"/>
-            <group value="kieu"/>
             <group value="pagebuilder-buttons"/>
             <group value="pagebuilder-buttonGroup"/>
             <group value="pagebuilder-column"/>