scsi: pcmcia: nsp_cs: remove module init/exit function prototypes

This driver now uses the module_pcmcia_driver() macro to supply the
init/exit code. The nsp_cs_{init,exit} prototypes should be removed.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
Cc: "James E.J. Bottomley" <JBottomley@parallels.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>