Update app.py

app.py

@@ -1,8 +1,8 @@
 import streamlit as st
 from streamlit_chat import message
 from langchain.chains import ConversationalRetrievalChain
-from langchain_community.embeddings import HuggingFaceEmbeddings
-from langchain_community.llms import Replicate
+from langchain.embeddings import HuggingFaceEmbeddings
+from langchain.llms import Replicate
 from langchain.text_splitter import CharacterTextSplitter
 from langchain.vectorstores import FAISS
 from langchain.memory import ConversationBufferMemory