Update app.py

app.py

@@ -3,7 +3,7 @@ import gradio as gr
 from langchain_community.vectorstores import FAISS
 from langchain_community.embeddings import HuggingFaceEmbeddings
 from langchain_community.document_loaders import PyPDFLoader
-from langchain_community.chat_models import ChatGroq
+from langchain_groq import ChatGroq
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from langchain.chains import RetrievalQA
 from tempfile import NamedTemporaryFile