You don't require anti rabies vaccination at present as your dog was previously immunized and neither of you have developed any symptoms of rabies. So you don't require any medical intervention apart from Tetanus injection which you already received. Keep the wound clean and look out for any frothing from the mouth of the dog, aggressive nature, if you develop a high grade fever in the coming days, incase you develop these symptoms you should visit the nearest ER at the earliest.
Next Steps
Follow the steps as advised
Health Tips
If conditions develop or worsens visit the ER at the earliest