How to use the @nivo/calendar.CalendarDefaultProps.daySpacing function in @nivo/calendar

defaultValue: defaults.monthLegendOffset,
        controlType: 'range',
        group: 'Months',
        controlOptions: {
            unit: 'px',
            min: 0,
            max: 36,
        },
    },
    // Days
    {
        key: 'daySpacing',
        help: 'define spacing between each day cell.',
        type: 'number',
        required: false,
        defaultValue: defaults.daySpacing,
        controlType: 'range',
        group: 'Days',
        controlOptions: {
            unit: 'px',
            min: 0,
            max: 20,
        },
    },
    {
        key: 'dayBorderWidth',
        help: 'width of days border.',
        type: 'number',
        required: false,
        defaultValue: defaults.dayBorderWidth,
        controlType: 'lineWidth',
        group: 'Days',