Create a local name for a permission level which is not defined in

the active %userRoles hash. Will prevent Accounts Manager from failing.
See openwebwork#2625
but when editing a user with such a value, will only allow choosing
a defined level.

templates/ContentGenerator/Instructor/UserList/user_list_field.html.ep

@@ -51,7 +51,7 @@
 			id => $fieldName . '_id', class => 'form-select form-select-sm w-auto flex-grow-0',
 			'aria-labelledby' => 'permission_header' =%>
 	% } else {
-		<%= maketext((grep { $ce->{userRoles}{$_} eq $value } keys %{ $ce->{userRoles} })[0]) %>
+		<%= maketext((grep { $ce->{userRoles}{$_} eq $value } keys %{ $ce->{userRoles} })[0] // "PermLevel$value") %>
 	% }
 % } elsif ($properties->{type} eq 'password') {
 	% # Note that this is only called if in editMode.