fix the issue of hotwords_embedding potentially being a null pointer

雾聪

2023-11-16 74cf8b65b2254eee059f6f599bb6095db5c66001

 funasr/bin/lm_inference_launch.py

@@ -183,6 +183,7 @@
            dtype=dtype,
            batch_size=batch_size,
            key_file=key_file,
            preprocess_fn=preprocessor,
            num_workers=num_workers,
        )