fix: 隐藏左下角图标的 legend ，点击会报错

src/views/bottomLeft/chart/draw.tsx

@@ -35,11 +35,7 @@ export default defineComponent({
             }
           },
           legend: {
-            data: ["已贯通", "计划贯通", "贯通率"],
-            textStyle: {
-              color: "#B4B4B4"
-            },
-            top: "0%"
+            show: false,
           },
           grid: {
             x: "8%",