Apparently it is part of the Constitution which the President is sworn to protect and defend. Even if the President does not do his job, changing the Constitution is a long drawn out process.
It doesn’t need to be changed. It only be read as it was written. Even the guy who wrote it said it does not apply to illegal aliens. It was written for former slaves. They even had to pass the Indian Citizenship Act of 1924 to grant U.S. citizenship to American Indians.