Update src/chatbot.py

src/chatbot.py

@@ -120,7 +120,7 @@ if flag==1:
         result=doc_qa(user_query,vectorstore)
         st.session_state.messages.append({"role": "assistant", "content": result["answer"]})
         with st.chat_message("assistant"):
-            st.markdown({result["answer"]})
+            st.markdown(result["answer"])
         st.session_state.chat_history.append((user_query, result["answer"]))
 
         # # Display conversation history