Fixing broken sum for period.

Author: renemadsen

eFormAPI/Plugins/TimePlanning.Pn/TimePlanning.Pn/Services/TimePlanningWorkingHoursService/TimePlanningWorkingHoursService.cs

@@ -1797,8 +1797,8 @@ public async Task<OperationDataResult<Stream>> GenerateExcelDashboard(
                     totalRow.Append(CreateDateCell(model.DateTo));
                     totalRow.Append(CreateCell(worker.EmployeeNo ?? string.Empty));
                     totalRow.Append(CreateCell(site.Name));
-                    totalRow.Append(CreateNumericCell(content.Model.Sum(x => x.PlanHours)));
-                    totalRow.Append(CreateNumericCell(content.Model.Sum(x => x.NettoHours)));
+                    totalRow.Append(CreateNumericCell(content.Model.Skip(1).ToList().Sum(x => x.PlanHours)));
+                    totalRow.Append(CreateNumericCell(content.Model.Skip(1).ToList().Sum(x => x.NettoHours)));
                     totalRow.Append(CreateNumericCell(content.Model.Last().SumFlexEnd));
                     totalSheetData1.Append(totalRow);
                     totalRowIndex++;