python3Packages.tracerite: fix license

    description = "Tracebacks for Humans in Jupyter notebooks";

    homepage = "https://github.com/sanic-org/tracerite";

    changelog = "https://github.com/sanic-org/tracerite/releases/tag/${src.tag}";

    license = lib.licenses.unlicense;

    # See https://github.com/sanic-org/tracerite/issues/13

    license = with lib.licenses; [

      mit

      publicDomain

      unlicense

    ];

    maintainers = with lib.maintainers; [ p0lyw0lf ];

  };

}