add paraformer online opt infer code

haoneng.lhn

2023-09-13 5f088a67cd1b18a8260746971f32a6569e0cf2c6

 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