fix error: _pickle.UnpicklingError: invalid load key, 'v'. (#1966)

YC

2024-07-29 259343dda5a4589f067dc4af5edf165101303845

 funasr/models/normalize/utterance_mvn.py

@@ -3,8 +3,10 @@
import torch

from funasr.models.transformer.utils.nets_utils import make_pad_mask
from funasr.register import tables


@tables.register("normalize_classes", "UtteranceMVN")
class UtteranceMVN(torch.nn.Module):
    def __init__(
        self,