Fix example printout for Vault config

What does this merge request do and why?

This MR updates the example CI/CD job configuration printed at the end of the vault:configure Rake task. ID tokens are no longer defined under secrets. Instead, they are defined using the id_tokens job-level keyword

Merge request checklist

• This change is backward compatible. If not, please include steps to communicate to our users.
• Tests added for new functionality. If not, please raise an issue to follow-up.
• Documentation added/updated, if needed.
• gdk doctor test added, if needed.
• Add the ~highlight label if this MR should be included in the CHANGELOG.md.