scsi: isci: Fix comment typo

Spell "transmitting" properly.

Found by searching for keyword "tranm".
Signed-off-by: Yueh-Shun Li <shamrocklee@posteo.net>
Link: https://lore.kernel.org/r/20230622012627.15050-5-shamrocklee@posteo.netSigned-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/isci/scu_task_context.h

@@ -845,7 +845,7 @@ struct scu_task_context {
 
 	/**
 	 * This field is used by the SCU TL to determine when to take a snapshot when
-	 * tranmitting read data frames.
+	 * transmitting read data frames.
 	 *    - 0x00 The entire IO
 	 *    - 0x01 32k
 	 *    - 0x02 64k