slapos_erp5: Accountant can view assignment as Auditor

master/bt5/slapos_erp5/PortalTypeRolesTemplateItem/Assignment.xml

 <type_roles>
+  <role id='Auditor'>
+   <property id='title'>Accountant Agent</property>
+   <multi_property id='categories'>local_role_group/function</multi_property>
+   <multi_property id='category'>function/accounting/agent</multi_property>
+   <multi_property id='base_category'>function</multi_property>
+  </role>
+  <role id='Auditor'>
+   <property id='title'>Accountant Manager</property>
+   <multi_property id='categories'>local_role_group/function</multi_property>
+   <multi_property id='category'>function/accounting/manager</multi_property>
+   <multi_property id='base_category'>function</multi_property>
+  </role>
   <role id='Assignee'>
    <property id='title'>Sale Agent</property>
    <multi_property id='categories'>local_role_group/function</multi_property>