Update model card with revised readme

README.md

@@ -9,6 +9,7 @@ This repository contains a transformer model that can predict both addition and
 - **Attention Heads**: 4
 - **Training steps**: 40,000
 - **Random seed**: 372001
+
 **Contents**:
 - `model.pth`: The trained transformer model.
 - `training_loss.json`: Data gathered during model training (used to plot "loss over training batches").