nixos/intel-microcode: remove alias

  ###### implementation

  config = lib.mkIf config.hardware.cpu.intel.updateMicrocode {

    # Microcode updates must be the first item prepended in the initrd

    boot.initrd.prepend = lib.mkOrder 1 [ "${pkgs.microcodeIntel}/intel-ucode.img" ];

    boot.initrd.prepend = lib.mkOrder 1 [ "${pkgs.microcode-intel}/intel-ucode.img" ];

  };

}