Update requirements.txt

requirements.txt

@@ -1,19 +1,11 @@
 faiss-cpu==1.9.0
 fastembed==0.4.1
 groq==0.11.0
-huggingface-hub==0.26.2
 langchain==0.3.7
 langchain-community==0.3.5
-langchain-core==0.3.15
 langchain-groq==0.2.1
-langchain-openai==0.2.6
-langchain-text-splitters==0.3.2
-langcodes==3.4.1
-langsmith==0.1.142
-numpy==2.0.2
 PyPDF2==3.0.1
 scikit-learn==1.5.2
-scipy==1.14.1
 sentence-transformers==3.2.1
 streamlit==1.40.0
 en_core_web_sm @ https://github.com/explosion/spacy-models/releases/download/en_core_web_sm-3.8.0/en_core_web_sm-3.8.0-py3-none-any.whl#sha256=1932429db727d4bff3deed6b34cfc05df17794f4a52eeb26cf8928f7c1a0fb85