fix：图表配置，柱形图，修改线条颜色后，预览图没有改变

controllers/data_manage/chart_theme.go

@@ -160,7 +160,7 @@ func (c *ChartThemeController) GetThemePreviewData() {
 		chartInfo.ChartName = "散点图"
 	case 7: // 柱形图
 		edbInfoIdList = []int{1, 2, 3, 4, 5}
-		extraConfigStr = `{"EdbInfoIdList":[{"EdbInfoId":1,"Name":"指标1","NameEn":"","Source":0},{"EdbInfoId":2,"Name":"指标2","NameEn":"","Source":0},{"EdbInfoId":3,"Name":"指标3","NameEn":"","Source":0},{"EdbInfoId":4,"Name":"指标4","NameEn":"","Source":0},{"EdbInfoId":5,"Name":"指标5","NameEn":"","Source":0}],"DateList":[{"Type":2,"Date":"","Value":100,"Color":"#00f","Name":""},{"Type":1,"Date":"","Value":0,"Color":"#f00","Name":""}],"Sort":{"Sort":0,"DateIndex":0},"XEdbList":null,"YEdbList":null,"Unit":"千桶","UnitEn":""}`
+		extraConfigStr = `{"EdbInfoIdList":[{"EdbInfoId":1,"Name":"指标1","NameEn":"","Source":0},{"EdbInfoId":2,"Name":"指标2","NameEn":"","Source":0},{"EdbInfoId":3,"Name":"指标3","NameEn":"","Source":0},{"EdbInfoId":4,"Name":"指标4","NameEn":"","Source":0},{"EdbInfoId":5,"Name":"指标5","NameEn":"","Source":0}],"DateList":[{"Type":2,"Date":"","Value":100,"Color":"","Name":""},{"Type":1,"Date":"","Value":0,"Color":"","Name":""}],"Sort":{"Sort":0,"DateIndex":0},"XEdbList":null,"YEdbList":null,"Unit":"千桶","UnitEn":""}`
 		chartInfo.ChartName = "柱形图"
 	case 10: // 截面散点图
 		edbInfoIdList = []int{9, 10, 11, 12, 13, 14, 15, 16, 17, 18}