Update requirements.txt

requirements.txt

@@ -1,6 +1,2 @@
-streamlit==1.28.2
-langchain==0.0.335
-openai==1.2.4
-streamlit-option-menu==0.3.6
-streamlit-authenticator==0.2.3
-transformers==4.39.3
+transformers
+huggingface-hub