update markdown

app.py

@@ -138,7 +138,7 @@ def feel_lucky(is_sorted):
 def launch():
     with gr.Blocks() as demo: # https://sketchfab.com/3d-models/fd30f87848c9454c9225eccc39726787
         md = gr.Markdown(r"""## LD-T3D: A Large-scale and Diverse Benchmark for Text-based 3D Model Retrieval
-**Official 🤗 Gradio demo** for [LD-T3D: A Large-scale and Diverse Benchmark for Text-based 3D Model Retrieval](arxiv.org)""")
+**Official 🤗 Gradio demo** for LD-T3D: A Large-scale and Diverse Benchmark for Text-based 3D Model Retrieval (paper not ready yet)""")
         with gr.Tab("Retrieval Visualization"):
             with gr.Row():
                 md2 = gr.Markdown(r"""### Visualization for Text-Based-3D Model Retrieval