scsi: mpi3mr: Fix some spelling mistakes

There are some spelling mistakes in some literal strings. Fix them.

Link: https://lore.kernel.org/r/20211224175240.1348942-1-colin.i.king@gmail.com


Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>