scsi: megaraid: Clean up some inconsistent indenting

There are a few statements where the indentation is not correct, clean
these up.

Link: https://lore.kernel.org/r/20210902223643.56979-1-colin.king@canonical.com


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