Update README.md

yhliang

2023-04-16 b8c9216d1422d6a19c7b02953a6a5b5a88be84a7

 funasr/utils/timestamp_tools.py

@@ -19,7 +19,7 @@
                       sil_in_str=True
                       ):
    if not len(char_list):
        return []
        return "", []
    START_END_THRESHOLD = 5
    MAX_TOKEN_DURATION = 12
    TIME_RATE = 10.0 * 6 / 1000 / 3  #  3 times upsampled