Missing tabs design tokens in specs site

[raquelarrojo]

Describe the bug There are many tabs design tokens that are present in the implementation but not in the specs page. All these design tokens should be added to the documentation.

[github-actions[bot]]

This issue is stale because it has been open for 15 days with no activity. If there are no further updates or modifications within the next 15 days, it will be automatically closed.