Update app.py

app.py

@@ -70,7 +70,7 @@ else:
 # Constants
 SAMPLE_RATE = 16000
 OUTPUT_DIR = "/tmp/audio_outputs"
-REFERENCE_AUDIO_DIR = "./reference_audio"
+REFERENCE_AUDIO_DIR = "./reference_audios"
 
 try:
     os.makedirs(OUTPUT_DIR, exist_ok=True)