public IActionResult DeleteFaculty(int id)
{
uS.deleteUserbyfacultiesid(id);
fS.deleteFaculty(id);
AdminViewModel views = new AdminViewModel();
views.users = uS.getAllUsers().ToList();
views.univers = unvS.getAllUnivers().ToList();
views.faculties = fS.getAllFaculties().ToList();
return(View("Index", views));
}