Transition.py: do not give Manager rights.

product/ERP5Workflow/Document/Transition.py

@@ -101,8 +101,6 @@ class Transition(IdAsReferenceMixin("transition_", "prefix"), XMLObject):
       self.guard = Guard()
     if self.getRoleList() is not None:
       self.guard.roles = self.getRoleList()
-      if self.guard.roles is not None and 'Manager' not in self.guard.roles:
-        self.guard.roles.append('Manager')
     if self.getPermissionList() is not None:
       self.guard.permissions = self.getPermissionList()
     if self.getGroupList() is not None: