Update ContentConfiguration.orm.xml - put interfaces for block and pages

Author: senghe

src/Resources/config/doctrine/ContentConfiguration.orm.xml

@@ -20,11 +20,11 @@
 
         <field name="locale" type="string" />
 
-        <many-to-one field="block" target-entity="Sylius\CmsPlugin\Entity\Block" inversed-by="contentElements">
+        <many-to-one field="block" target-entity="Sylius\CmsPlugin\Entity\BlockInterface" inversed-by="contentElements">
             <join-column name="block_id" referenced-column-name="id" nullable="true" />
         </many-to-one>
 
-        <many-to-one field="page" target-entity="Sylius\CmsPlugin\Entity\Page" inversed-by="contentElements">
+        <many-to-one field="page" target-entity="Sylius\CmsPlugin\Entity\PageInterface" inversed-by="contentElements">
             <join-column name="page_id" referenced-column-name="id" nullable="true" />
         </many-to-one>
     </mapped-superclass>