Create rule for 'Manually created services must specify public or private'

Drupal version

9.5

Drupal Rector version

Whatever runs on d.org

Problem / Motivation

There is no rule for https://www.drupal.org/node/3194517 → . The Rector patch at 📌 Automated Drupal 10 compatibility fixes RTBC has not picked up the deprecation for this in the better_normalizers module.