update proc for oov in hotword onnx inference

shixian.shi

2023-09-12 9c622feb645ee8ab166cd6d5fc9d0b2130a0f5fd

 funasr/bin/vad_inference_launch.py

@@ -123,7 +123,7 @@
                vad_results.append(item)
                if writer is not None:
                    ibest_writer["text"][keys[i]] = "{}".format(results[i])

        torch.cuda.empty_cache()
        return vad_results

    return _forward