simulation: allow default roles to view portal_solver_processes

This is required to be able to use solve divergence action

bt5/erp5_simulation/ToolTemplateItem/portal_solver_processes.xml

@@ -30,6 +30,11 @@
             <key> <string>_View_Permission</string> </key>
             <value>
               <tuple>
+                <string>Assignee</string>
+                <string>Assignor</string>
+                <string>Associate</string>
+                <string>Auditor</string>
+                <string>Author</string>
                 <string>Manager</string>
               </tuple>
             </value>