Fix prefix concatenation in timestamp post-processing for sensevoice (#2670)

slin000111

2025-09-20 88b464edb94531ba98744a5338965af539ab18ec

 runtime/python/utils/test_rtf.py

@@ -1,7 +1,7 @@
import time
import sys
import librosa
from funasr.utils.types import str2bool
from funasr.utils.type_utils import str2bool

import argparse