slapos_erp5: Restore "Owner become Assignee" role and remove unused role

destination_section could not be set, so the role was never used.

master/bt5/slapos_erp5/PortalTypeRolesTemplateItem/Slave%20Instance.xml

@@ -5,12 +5,6 @@
    <multi_property id='categories'>local_role_group/computer</multi_property>
    <multi_property id='base_category'>aggregate</multi_property>
   </role>
-  <role id='Assignee'>
-   <property id='title'>Customer of the Instance</property>
-   <property id='base_category_script'>InstanceType_getSecurityCategoryFromUser</property>
-   <multi_property id='categories'>local_role_group/user</multi_property>
-   <multi_property id='base_category'>destination_section</multi_property>
-  </role>
   <role id='Assignor'>
    <property id='title'>Group company</property>
    <multi_property id='categories'>local_role_group/group</multi_property>
@@ -23,6 +17,12 @@
    <multi_property id='categories'>local_role_group/subscription</multi_property>
    <multi_property id='base_category'>specialise</multi_property>
   </role>
+  <role id='Assignee'>
+   <property id='title'>Owner become Assignee</property>
+   <property id='base_category_script'>ERP5Type_acquireSecurityFromOwner</property>
+   <multi_property id='categories'>local_role_group/user</multi_property>
+   <multi_property id='base_category'>source</multi_property>
+  </role>
   <role id='Assignor'>
    <property id='title'>Software Instance which provides this Slave Instance</property>
    <property id='base_category_script'>SlaveInstanceType_getSecurityCategoryFromSoftwareInstance</property>

master/bt5/slapos_erp5/PortalTypeRolesTemplateItem/Software%20Instance.xml

@@ -5,12 +5,6 @@
    <multi_property id='categories'>local_role_group/computer</multi_property>
    <multi_property id='base_category'>aggregate</multi_property>
   </role>
-  <role id='Assignee'>
-   <property id='title'>Customer of the Instance</property>
-   <property id='base_category_script'>InstanceType_getSecurityCategoryFromUser</property>
-   <multi_property id='categories'>local_role_group/user</multi_property>
-   <multi_property id='base_category'>destination_section</multi_property>
-  </role>
   <role id='Assignor'>
    <property id='title'>Group company</property>
    <multi_property id='categories'>local_role_group/group</multi_property>
@@ -23,4 +17,10 @@
    <multi_property id='categories'>local_role_group/subscription</multi_property>
    <multi_property id='base_category'>specialise</multi_property>
   </role>
+  <role id='Assignee'>
+   <property id='title'>Owner become Assignee</property>
+   <property id='base_category_script'>ERP5Type_acquireSecurityFromOwner</property>
+   <multi_property id='categories'>local_role_group/user</multi_property>
+   <multi_property id='base_category'>source</multi_property>
+  </role>
 </type_roles>
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