ath10k: remove void function return statements

drivers/net/wireless/ath/ath10k/wmi.c:3023: void function return statements are not generally useful
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath10k/wmi.c

@@ -3018,8 +3018,6 @@ static void ath10k_wmi_update_noa(struct ath10k *ar, struct ath10k_vif *arvif,
 			memcpy(skb_put(bcn, arvif->u.ap.noa_len),
 			       arvif->u.ap.noa_data,
 			       arvif->u.ap.noa_len);
-
-	return;
 }
 
 static int ath10k_wmi_op_pull_swba_ev(struct ath10k *ar, struct sk_buff *skb,