fix prompts

chat_with_pps.py

@@ -256,8 +256,6 @@ def display_chat():
     if col4.button("Télécharger"):
         dowmload_history(st.session_state.used_models)
     header.write("""<div class='fixed-header'/>""", unsafe_allow_html=True)
-    if col5.button("Importer"):
-        import_conversation()
 
     # Custom CSS for the sticky header
     st.markdown(