Update requirements.txt

requirements.txt

@@ -1,11 +1,8 @@
-chromadb==0.5.5
-huggingface_hub==0.23.4
-langchain==0.2.12
-llama_index==0.10.62
-streamlit==1.36.0
-streamlit_extras==0.4.6
-llama-index-vector-stores-chroma==0.1.10
-pysqlite3-binary
-langchain-community==0.2.6
-sentence-transformers
-openpyxl
+einops 
+langchain-groq 
+sentence_transformers 
+faiss-cpu 
+langchain-community 
+langchain 
+pypdf 
+huggingface_hub