Staging: comedi: remove comedi_ksyms.c

Move the 4 remaining exports to their function location
and then remove the comedi_ksyms.c file, as it's no longer
needed.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --cc drivers/staging/comedi/Makefile
Simple merge

diff --cc drivers/staging/comedi/comedi_ksyms.c
Simple merge

diff --cc drivers/staging/comedi/drivers.c
Simple merge