fix spell (#707)

LingFeng.Chen.Cn

2023-07-04 c805841911d06311af317739283cb5b21c9c483d

 funasr/bin/train.py

@@ -301,7 +301,7 @@
        "--freeze_param",
        type=str,
        default=[],
        nargs="*",
        action="append",
        help="Freeze parameters",
    )