Merge pull request #8771 from dataease/pr@dev-v2@fix_pivot_table_custom_field_name

fix(图表): 透视表字段名称修改无效 #8546

core/core-frontend/src/views/chart/components/js/panel/charts/table/table-pivot.ts

@@ -83,7 +83,7 @@ export class TablePivot extends S2ChartView<PivotSheet> {
       columns.push(ele.dataeaseName)
       meta.push({
         field: ele.dataeaseName,
-        name: ele.name,
+        name: ele.chartShowName ?? ele.name,
         formatter: value => {
           if (!f) {
             return value