折线图，Y轴，设置最大值max，最小值min和间隔interval后，图表显示不完全

[lhpkxywm]

代码和效果图如下图 正常情况，折线图最大值设置了4.55，Y轴上面应该还有一个刻度8.60，但奇怪的是没有绘制出来 图表库log日志如下 { "touchEventEnabled" : true, "title" : { "text" : "" }, "chart" : { "type" : "line" }, "legend" : { "enabled" : false }, "credits" : { "enabled" : false }, "colors" : [ "#1e90ff", "#ef476f", "#ffd066", "#04d69f", "#25547c" ], "xAxis" : { "lineWidth" : 0.5, "categories" : [ "2021-07-23", "2021-07-26", "2021-07-27", "2021-07-28", "2021-07-29", "2021-07-30", "2021-08-02", "2021-08-03", "2021-08-04", "2021-08-05", "2021-08-06", "2021-08-09", "2021-08-10", "2021-08-11", "2021-08-12", "2021-08-13", "2021-08-16", "2021-08-17", "2021-08-18", "2021-08-19", "2021-08-20", "2021-08-23", "2021-08-24", "2021-08-25", "2021-08-26", "2021-08-27", "2021-08-30", "2021-08-31", "2021-09-01", "2021-09-02", "2021-09-03", "2021-09-06", "2021-09-07", "2021-09-08", "2021-09-09", "2021-09-10", "2021-09-13", "2021-09-14", "2021-09-15", "2021-09-16", "2021-09-17", "2021-09-22", "2021-09-23", "2021-09-24", "2021-09-27", "2021-09-28", 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