rtlwifi: Fix spelling of 'download'

downlaod -> download
Signed-off-by: Ding Senjie <dingsenjie@yulong.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20210521062734.21284-1-dingsenjie@163.com

drivers/net/wireless/realtek/rtlwifi/rtl8192se/trx.c

@@ -513,7 +513,7 @@ void rtl92se_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc8,
 
 	/* This bit indicate this packet is used for FW download. */
 	if (tcb_desc->cmd_or_init == DESC_PACKET_TYPE_INIT) {
-		/* For firmware downlaod we only need to set LINIP */
+		/* For firmware download we only need to set LINIP */
 		set_tx_desc_linip(pdesc, tcb_desc->last_inipkt);
 
 		/* 92SE must set as 1 for firmware download HW DMA error */