Merge pull request #7854 from dataease/pr@dev-v2@fix_pivot_del_quota

fix(视图-透视表): 指标字段清空时渲染失败

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

@@ -300,7 +300,7 @@ export class TablePivot extends S2ChartView<PivotSheet> {
   }
 }
 function customCalcFunc(query, data, totalCfgMap) {
-  if (!data?.length) {
+  if (!data?.length || !query[EXTRA_FIELD]) {
     return 0
   }
   const aggregation = totalCfgMap[query[EXTRA_FIELD]].aggregation