OIDC Support

Dependencies
Install the SCITT API Emulator with the oidc
extra.
Usage example with GitHub Actions
See notarize.yml
References:
- https://docs.github.com/en/actions/deployment/security-hardening-your-deployments/using-openid-connect-with-reusable-workflows
- https://docs.github.com/en/actions/deployment/security-hardening-your-deployments/about-security-hardening-with-openid-connect