update asr model

app.py

@@ -1,5 +1,8 @@
 import os
-os.system("pip install nemo_toolkit['all']")
+os.system("""
+  apt-get update && apt-get install -y libsndfile1 ffmpeg
+  pip install Cython
+  pip install nemo_toolkit['all']""")
 
 import nemo.collections.asr as nemo_asr
 from transformers import pipeline