feat: migrate role helpers to ts

[DaniAcu]

What:

Migrate roles helpers to typescript

Why:

Because currently is the last section of roles code that is in js

How:

Just modifying the types declarations

Checklist:

• [ ] Documentation added to the docs site
• [ ] Tests
• [x] TypeScript definitions updated
• [ ] Ready to be merged

[codesandbox-ci[bot]]

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