Update SDK_tutorial_online_zh.md

Yabin Li

2023-09-26 b1b6381cd5ad135f4d5aab7a7ef93b6bfc0e7bb7

1
2
wget https://isv-data.oss-cn-hangzhou.aliyuncs.com/ics/MaaS/ASR/dep_libs/ffmpeg-N-111383-g20b8688092-linux64-gpl-shared.tar.xz
tar -xvf ffmpeg-N-111383-g20b8688092-linux64-gpl-shared.tar.xz