nvme: comment typo fixed in clearing AER

a tiny typo fixed in a comment.
Signed-off-by: NMinwoo Im <minwoo.im.dev@gmail.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>

drivers/nvme/host/core.c

@@ -2637,7 +2637,7 @@ static void nvme_fw_act_work(struct work_struct *work)
 		return;
 
 	nvme_start_queues(ctrl);
-	/* read FW slot informationi to clear the AER*/
+	/* read FW slot information to clear the AER */
 	nvme_get_fw_slot_info(ctrl);
 }