staging: rtl8723bs: hal: Drop condition with no effect

As the "else if" and "else" branch body are identical the condition
has no effect. So drop the else if condition.
Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/20190821180153.GA10678@sauravSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/hal/hal_btcoex.c

@@ -482,10 +482,8 @@ static u8 halbtcoutsrc_Get(void *pBtcContext, u8 getType, void *pOutBuf)
 			*pU4Tmp = BTC_WIFI_BW_LEGACY;
 		else if (pHalData->CurrentChannelBW == CHANNEL_WIDTH_20)
 			*pU4Tmp = BTC_WIFI_BW_HT20;
-		else if (pHalData->CurrentChannelBW == CHANNEL_WIDTH_40)
-			*pU4Tmp = BTC_WIFI_BW_HT40;
 		else
-			*pU4Tmp = BTC_WIFI_BW_HT40; /* todo */
+			*pU4Tmp = BTC_WIFI_BW_HT40;
 		break;
 
 	case BTC_GET_U4_WIFI_TRAFFIC_DIRECTION: