oplus: tri_state_key: Assign vendor id

This prevents inputflinger from grouping tri key under some unrelated
input device.

Change-Id: I6dfc7caf031fac0bff4a7b2f13c324814d297e9b

oplus/kernel/device_info/tri_state_key/oplus_tri_key.c

@@ -2972,6 +2972,7 @@ static void register_tri_key_dev_work(struct work_struct *work)
 		goto fail;
 	}
 	chip->input_dev->name = TRI_KEY_DEVICE;
+	chip->input_dev->id.vendor = 0x22d9; /* VENDOR_ID_OPPO */
 
 	set_bit(EV_SYN, chip->input_dev->evbit);
 	set_bit(EV_KEY, chip->input_dev->evbit);