Update requirements.txt

requirements.txt

@@ -1,9 +1,8 @@
-fastapi==0.110.0
-uvicorn==0.29.0
-langchain==0.1.14
-langchain-community==0.0.34
-sentence-transformers==2.2.2
-faiss-cpu==1.7.4
-transformers==4.41.0
-huggingface_hub==0.23.1
-pydantic==1.10.12
+fastapi
+uvicorn
+langchain==0.1.16
+langchain-community
+huggingface-hub
+transformers
+sentence-transformers
+faiss-cpu