Update app.py

app.py

@@ -3,7 +3,7 @@ from langchain_community.document_loaders import PyPDFLoader
 from langchain_community.vectorstores import FAISS
 from langchain_community.embeddings import HuggingFaceEmbeddings
 from langchain.chains import RetrievalQA
-from langchain_community.llms import Groq
+from groq import Groq
 import os
 
 # Set up page