scsi: bfa: Fix typo

Change 'chnage' to 'change'.

Link: https://lore.kernel.org/r/20210521092153.379-1-zuoqilin1@163.comSigned-off-by: zuoqilin <zuoqilin@yulong.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/bfa/bfa_defs_svc.h

@@ -871,7 +871,7 @@ enum bfa_port_linkstate_rsn {
 
 /*
  * Initially flash content may be fff. On making LUN mask enable and disable
- * state chnage.  when report lun command is being processed it goes from
+ * state change.  when report lun command is being processed it goes from
  * BFA_LUN_MASK_ACTIVE to BFA_LUN_MASK_FETCH and comes back to
  * BFA_LUN_MASK_ACTIVE.
  */