[IMP] chapter7-estate: Added relational fields between estate models

Author: haman-odoo

estate/views/estate_property_views.xml

@@ -64,8 +64,7 @@
                                     <field name="garden"/>
                                     <field name="garden_area" string="Garden Area (sqm)"/>
                                     <field name="garden_orientation"/>
-                                    <field name="state" />
-                                    <field name="total_area"/>
+                                    <field name="state"/>
                                 </group>
                             </group>
                         </page>