fix bug for h5 hotwords (#1067)

zhaomingwork

2023-11-08 2e36e738ca39afc8d02f3d11013bd12f937cc874

 funasr/models/frontend/abs_frontend.py

@@ -14,4 +14,4 @@
    def forward(
        self, input: torch.Tensor, input_lengths: torch.Tensor
    ) -> Tuple[torch.Tensor, torch.Tensor]:
        raise NotImplementedError
        raise NotImplementedError