HID: logitech-hidpp: Add support for Logitech K980

Add support for the solar-charging Logitech K980 keyboard, over
Bluetooth. Bolt traffic doesn't get routed through logitech-dj, so
this code isn't triggered when Bolt is used.

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>

Author: hadess

drivers/hid/hid-logitech-hidpp.c

@@ -4666,6 +4666,8 @@ static const struct hid_device_id hidpp_devices[] = {
 	  HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb037) },
 	{ /* MX Anywhere 3SB mouse over Bluetooth */
 	  HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb038) },
+	{ /* Slim Solar+ K980 Keyboard over Bluetooth */
+	  HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb391) },
 	{}
 };