scsi: dc395x: Remove DEBUG conditional compilation

scsi: dc395x: Remove DEBUG conditional compilation

Building dc395x with debugging enabled has been broken for ages.  This
driver needs to be converted to dynamic debugging.  Remove the crud.

Fixes: a862ea31655a ("[SCSI] dc395x: convert to use the data buffer accessors")
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Link: https://lore.kernel.org/r/20250428124345.520137-1-oneukum@suse.com
Reviewed-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>