Fixed another string unmatched

app.py

@@ -159,7 +159,7 @@ with gr.Blocks(theme=gr.themes.Soft(), css=css) as demo:
                         patient_input_btn = gr.Button(f"Patient {patient_id}", 
                                                       size="sm")
                         patient_download_btn = gr.DownloadButton(label="Download", 
-                                                                 value=f"{correct_preds[patient_id]["file_name"]}", 
+                                                                 value=f"{correct_preds[patient_id]['file_name']}", 
                                                                  size="sm")
                         patient_id_num = gr.Number(value=patient_id,
                                                    visible=False)