Update app.py

app.py

@@ -90,7 +90,7 @@ client = Client("TaiYouWeb/funasr-svsmall-cpu")
 result = client.predict(
 		file_path=handle_file('https://github.com/gradio-app/gradio/raw/main/test/test_files/audio_sample.wav'),
 		vad_model="fsmn-vad",
-		vad_kwargs="{"max_single_segment_time": 30000}",
+		vad_kwargs="{'max_single_segment_time': 30000}",
 		ncpu=4,
 		batch_size=1,
 		language="auto",