update paraformer_vad_punc_timestamps return value

lzr265946

2023-02-03 bd450caec1b356aac5dbf0a62cd11949a0bbd3e3

1
2
3
4
5
6
7
8
9
X    1
XX    2
XXX    3
XL    4
L    5
LX    6
LXX    7
LXXX    8
XC    9