webui: Show 'Sudo order' column
    
    In the 'Sudo rules' page, the 'Sudo order' column should be visible in the
    list so the users can easily see which rules override other rules based on
    their order.
    
    Fixes: https://pagure.io/freeipa/issue/9237
    Signed-off-by: Carla Martinez <carlmart@redhat.com>
    Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>