Update requirements.txt

requirements.txt

@@ -1,19 +1,13 @@
 sentence-transformers==2.2.2
 huggingface-hub==0.14.1
+gradio==3.1.4
 transformers==4.18.0
-fastapi==0.78.0
-uvicorn==0.18.2
-langchain==0.2.1
-langchain-community==0.2.1
-langchain-text-splitters==0.2.0
 faiss-cpu==1.7.2
-transformers==4.31.0
-PyMuPDF==1.24.4
 python-docx==0.8.11
-sentence-transformers==2.2.2
-gradio==3.44.4
+PyMuPDF==1.24.4
 httpx==0.23.0
-httpcore==0.15.0
+langchain-community==0.2.1
+