[FIX] emc: add demo subscription account

and set it on the company to avoid
1) needing a localization for scratch install
2) bumbing into standard chart of account

easy_my_coop/demo/coop.xml

@@ -76,6 +76,10 @@
         <field name="reconcile" eval="True"/>
     </record>
 
+    <record id="base.main_company" model="res.company">
+        <field name="property_cooperator_account" ref="account_cooperator_demo"/>
+    </record>
+
     <record id="base.main_company" model="res.company">
         <field name="property_cooperator_account"
                ref="account_cooperator_demo"/>