MAGETWO-91897: MFTF viewport failures

- Removed unused advanced data margin entity

Author: Michael Yu

dev/tests/acceptance/tests/functional/Magento/FunctionalTest/PageBuilder/Data/AdvancedData.xml

@@ -380,16 +380,6 @@
         <data key="marginBottom">0</data>
         <data key="marginLeft">0</data>
     </entity>
-    <entity name="PageBuilderMarginsPropertySlideDefault" type="pagebuilder_margins_property">
-        <data key="name">Margins and Padding</data>
-        <data key="section">advanced</data>
-        <data key="fieldName">margins_and_padding</data>
-        <data key="value">0</data>
-        <data key="marginTop">0</data>
-        <data key="marginRight">0</data>
-        <data key="marginBottom">0</data>
-        <data key="marginLeft">0</data>
-    </entity>
     <!-- Padding -->
     <entity name="PageBuilderPaddingPropertyDefault" type="pagebuilder_padding_property">
         <data key="name">Margins and Padding</data>