Update requirements.txt

requirements.txt

@@ -1,10 +1,9 @@
-streamlit>=1.35.0
-langchain>=0.2.0
-langchain-huggingface>=0.0.1
-langchain-community>=0.2.0
-faiss-cpu>=1.8.0
-sentence-transformers>=2.7.0
-torch>=2.3.1
-transformers>=4.41.2
-accelerate>=0.30.1
-huggingface_hub>=0.23.0
+streamlit
+langchain
+langchain-openai
+langchain-huggingface
+langchain-community
+faiss-cpu
+sentence-transformers==2.7.0
+torch==2.3.1
+transformers==4.41.2