scsi: aacraid: Delay for rescan worker needs to be 10 seconds

The delay for the rescan worker needs to 10 seconds, missed the HZ in
there.

Fixes: a1367e4a

 (scsi: aacraid: Reschedule host scan in case of failure)
Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>