fix memory leak of FfmpegLoad

雾聪

2023-12-19 6823fe0c82c2f929a10510ad2533f5afcc47b354

 funasr/layers/abs_normalize.py

@@ -11,4 +11,4 @@
        self, input: torch.Tensor, input_lengths: torch.Tensor = None
    ) -> Tuple[torch.Tensor, torch.Tensor]:
        # return output, output_lengths
        raise NotImplementedError
        raise NotImplementedError