Update app.py

app.py

@@ -184,7 +184,7 @@ async def audio_effect_handler(event):
     audio_file = states[user_id]['audio']
 
     query = event.pattern_match.group(1).decode("UTF-8")
-    sound = await Fusion.from_file(audio_file, format="mp3")
+    sound = Fusion.from_file(audio_file, format="mp3")
     if query == 'slowed':
         modified_sound = await Fusion.effectSlowed(sound)
     elif query == 'speedup':