scsi: libfc: Fix misspelling of fc_fcp_destroy()

Fixes the following W=1 kernel build warning(s):

 drivers/scsi/libfc/fc_fcp.c:2255: warning: expecting prototype for fc_fcp_destory(). Prototype was for fc_fcp_destroy() instead

Link: https://lore.kernel.org/r/20210312094738.2207817-8-lee.jones@linaro.org
Cc: Hannes Reinecke <hare@suse.de>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/libfc/fc_fcp.c

@@ -2248,7 +2248,7 @@ int fc_slave_alloc(struct scsi_device *sdev)
 EXPORT_SYMBOL(fc_slave_alloc);
 
 /**
- * fc_fcp_destory() - Tear down the FCP layer for a given local port
+ * fc_fcp_destroy() - Tear down the FCP layer for a given local port
  * @lport: The local port that no longer needs the FCP layer
  */
 void fc_fcp_destroy(struct fc_lport *lport)