[PATCH mt76] wifi: mt76: mt76x2u: Add support for ELECOM WDC-867SU3S

[Zenm Chen]

Add the ID 056e:400a to the table to support an additional MT7612U
adapter: ELECOM WDC-867SU3S.

Compile tested only.

Cc: stable at vger.kernel.org # 5.10.x
Signed-off-by: Zenm Chen <zenmchen at gmail.com>
---
This ID was found from [1] and adding it to the device table should be 
enough to make it work. Hardware probes at [2] can prove its existence.

[1] https://bushowhige.blogspot.com/2019/08/ubuntu-1804-mediatek-usb-wi-fi.html
[2] https://linux-hardware.org/?id=usb:056e-400a
---
 drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
index 01cb3b283..459c4044f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
@@ -16,6 +16,7 @@ static const struct usb_device_id mt76x2u_device_table[] = {
 	{ USB_DEVICE(0x0e8d, 0x7612) },	/* Aukey USBAC1200 - Alfa AWUS036ACM */
 	{ USB_DEVICE(0x057c, 0x8503) },	/* Avm FRITZ!WLAN AC860 */
 	{ USB_DEVICE(0x7392, 0xb711) },	/* Edimax EW 7722 UAC */
+	{ USB_DEVICE(0x056e, 0x400a) },	/* ELECOM WDC-867SU3S */
 	{ USB_DEVICE(0x0e8d, 0x7632) },	/* HC-M7662BU1 */
 	{ USB_DEVICE(0x0471, 0x2126) }, /* LiteOn WN4516R module, nonstandard USB connector */
 	{ USB_DEVICE(0x0471, 0x7600) }, /* LiteOn WN4519R module, nonstandard USB connector */
-- 
2.53.0