Update Manyata_UI.py

Manyata_UI.py

@@ -160,7 +160,7 @@ def stream_to_gradio(
         yield gr.ChatMessage(
             role="assistant",
     #            content=f"**Final answer:**\n{final_answer.to_string()}\n",
-            content=f"\n{final_answer.to_string}\n",
+            content=f"\n{final_answer.to_string.replace("FinalAnswerStep", "").replace("(final_answer='", "").replace("')", "")}\n",
         )
     elif isinstance(final_answer, AgentImage):
         yield gr.ChatMessage(