PB-365: Templates MFTF Test Coverage

- Adding sections to MFTF templates grid page

Author: dhaecker

app/code/Magento/PageBuilder/Test/Mftf/Page/PageBuilderTemplatesGridPage.xml

@@ -9,7 +9,9 @@
 <pages xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="urn:magento:mftf:Page/etc/PageObject.xsd">
     <page name="PageBuilderTemplatesGridPage" url="/pagebuilder/template" area="admin" module="Magento_PageBuilder">
-        <section name="PageBuilderTemplatesGrid"/>
         <section name="PageBuilderDeleteTemplateConfirmationModal"/>
+        <section name="PageBuilderTemplatesPage"/>
+        <section name="PageBuilderTemplateGridFilter"/>
+        <section name="PageBuilderTemplatesGrid"/>
     </page>
 </pages>