Update app.py

app.py

@@ -196,7 +196,7 @@ def signal_to_binary_between_times(filename):
 
 def receive():
     try:
-        audio_receive = signal_to_binary_between_times('output_filtered_receiver.wav')
+        audio_receive = signal_to_binary_between_times('recorded.wav')
         return binary_to_text(audio_receive)
     except Exception as e:
         return f"Error: {e}"