remove duplicate keys in asr cfg

demos/streaming_asr_server/conf/application.yaml

@@ -27,7 +27,6 @@ asr_online:
     lang: 'zh'
     sample_rate: 16000
     cfg_path: 
-    decode_method: 
     num_decoding_left_chunks: -1
     force_yes: True
     device: 'cpu' # cpu or gpu:id

demos/streaming_asr_server/conf/ws_conformer_application.yaml

@@ -27,7 +27,6 @@ asr_online:
     lang: 'zh'
     sample_rate: 16000
     cfg_path: 
-    decode_method: 
     num_decoding_left_chunks: -1
     force_yes: True
     device: 'cpu' # cpu or gpu:id

demos/streaming_asr_server/conf/ws_conformer_talcs_application.yaml

@@ -28,7 +28,6 @@ asr_online:
     lang: 'zh_en'
     sample_rate: 16000
     cfg_path: 
-    decode_method: 
     num_decoding_left_chunks: -1
     force_yes: True
     device: 'cpu' # cpu or gpu:id

demos/streaming_asr_server/conf/ws_conformer_wenetspeech_application.yaml

@@ -27,7 +27,6 @@ asr_online:
     lang: 'zh'
     sample_rate: 16000
     cfg_path: 
-    decode_method: 
     force_yes: True
     device: 'cpu' # cpu or gpu:id
     decode_method: "attention_rescoring"

demos/streaming_asr_server/conf/ws_conformer_wenetspeech_application_faster.yaml

@@ -27,7 +27,6 @@ asr_online:
     lang: 'zh'
     sample_rate: 16000
     cfg_path: 
-    decode_method: 
     force_yes: True
     device: 'cpu' # cpu or gpu:id
     decode_method: "attention_rescoring"

demos/streaming_asr_server/conf/ws_ds2_application.yaml

@@ -44,7 +44,6 @@ asr_online-onnx:
 
     chunk_buffer_conf:
         frame_duration_ms: 85
-        shift_ms: 40
         sample_rate: 16000
         sample_width: 2
         window_n: 7     # frame
@@ -75,7 +74,6 @@ asr_online-inference:
 
     chunk_buffer_conf:
         frame_duration_ms: 85
-        shift_ms: 40
         sample_rate: 16000
         sample_width: 2
         window_n: 7     # frame