wifi: rtw88: fix memory leak in rtw_usb_probe()

drivers/net/wireless/realtek/rtw88/usb.c:876 rtw_usb_probe()
warn: 'hw' from ieee80211_alloc_hw() not released on lines: 811

Fix this by modifying return to a goto statement.
Signed-off-by: Dongliang Mu <dzm91@hust.edu.cn>
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230309021636.528601-1-dzm91@hust.edu.cn

drivers/net/wireless/realtek/rtw88/usb.c

@@ -808,7 +808,7 @@ int rtw_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
 	ret = rtw_usb_alloc_rx_bufs(rtwusb);
 	if (ret)
-		return ret;
+		goto err_release_hw;
 
 	ret = rtw_core_init(rtwdev);
 	if (ret)