Update app.py

app.py

@@ -317,7 +317,7 @@ with gr.Blocks() as demo:
     
     with gr.Row():
         file_input = gr.Files(label="Upload your PDF documents", file_types=[".pdf"])
-        update_button = gr.Button("Upload PDF)
+        update_button = gr.Button("Upload PDF")
     
     update_output = gr.Textbox(label="Update Status")
     update_button.click(update_vectors, inputs=[file_input], outputs=update_output)