[WIP] chore: update paragon to a version to 23

[dcoa]

This PR updates frontend-lib-special-exams with the compatibility for CSS Variables and Design Tokens, the new styling paradigm for the frontend.

Important

This PR requires a compatible version of frontend-platform , because of that requires openedx/frontend-platform#689 be merged

[openedx-webhooks]

Thanks for the pull request, @dcoa!

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