fix func of FfmpegLoad for unexpected file format

雾聪

2023-10-12 00e038e22009a2014ba52f315045d875e96c93a7

 funasr/bin/train.py

@@ -489,7 +489,7 @@
        "--lora_bias",
        type=str,
        default="none",
        help="oss bucket.",
        help="lora bias.",
    )

    return parser