TrackA_RMedicine_Hackathon_Apr2026_Link is fixed

[kuliiv]

Pull Request

Fixes link to the within() funciton in the documentation.

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[kuliiv]

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[donyunardi]

Thank you.

I can see the link is fixed but could you please remove the update to teal.Rproj? This is not needed since Project ID is different for every user.