Tooltip richText renderMode should not use <br/> for new lineecharts radar配置项内容和展示

      var option = {
    backgroundColor: "#ffffff",
    color: ["#37A2DA", "#FF9F7F"],
    tooltip: {
        renderMode: 'richText',
        textStyle: {
            fontSize: 30
        }
    },
    xAxis: {
        show: false
    },
    yAxis: {
        show: false
    },
    radar: {
        // shape: 'circle',
        indicator: [{
                name: '食品',
                max: 500
            },
            {
                name: '玩具',
                max: 500
            },
            {
                name: '服饰',
                max: 500
            },
            {
                name: '绘本',
                max: 500
            },
            {
                name: '医疗',
                max: 500
            },
            {
                name: '门票',
                max: 500
            }
        ]
    },
    series: [{
        name: '预算 vs 开销',
        type: 'radar',
        data: [{
                value: [430, 340, 500, 300, 490, 400],
                name: '预算'
            },
            {
                value: [300, 430, 150, 300, 420, 250],
                name: '开销'
            }
        ]
    }]
};