Remove references for deleted roles

[dimoschi]

Types of changes

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• [ ] Bugfix (non-breaking change which fixes an issue).
• [ ] New feature (non-breaking change which adds functionality).
• [ ] Breaking change (fix or feature that would cause existing functionality not to work as expected).
• [ ] Documentation Update (if none of the other choices applies).

Proposed changes

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Checklist

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• [ ] I have read and followed the CONTRIBUTING.md doc.
• [ ] Lint and unit tests pass locally with my changes.
• [ ] I have added the necessary documentation (if appropriate).

Additional context

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