Update requirements.txt

requirements.txt

@@ -1,8 +1,8 @@
-gradio==3.35.2
-numpy==1.23.5
-h5py==3.8.0
-faiss-cpu==1.7.4
-transformers==4.30.2
-scikit-learn==1.2.2
-torch==2.0.1
-nltk==3.8.1
+gradio
+numpy
+h5py
+faiss-cpu
+nltk
+torch
+sentence-transformers
+scikit-learn