staging: comedi: comedi_fc: tidy up module init

For aesthetics, move the MODULE_* information to the end of the file
and move the module_{init,exit}() after the functions.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>