scsi: 53c700: Remove redundant assignment to pointer SCp

Pointer SCp is being re-assigned the same value that it was initialized to
a few lines earlier, the assignment is redundant and can be removed.

Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Colin Ian King <[e-mail]>
Signed-off-by: Martin K. Petersen <[e-mail]>

drivers/scsi/53c700.c

···
 		struct scsi_cmnd *SCp = hostdata->cmd;
 
 		handled = 1;
-		SCp = hostdata->cmd;
 
 		if(istat & SCSI_INT_PENDING) {
 			udelay(10);