Update showcase.md 2 (#576)
Update showcase.md 2 (#576)

Co-authored-by: Jonas Dellinger <35a2c6fae61f8077aab61faa4019722abf05093c@dellinger.dev>
JohnnyCrazy/SpotifyAPI-NET,JohnnyCrazy/SpotifyAPI-NET,JohnnyCrazy/SpotifyAPI-NET,JohnnyCrazy/SpotifyAPI-NET