public async Task <IActionResult> DeleteCalculationSpecificationRelationship(string calculationId, string specificationId)
 {
     return(await ExecuteRepositoryAction(() => _calcRepository.DeleteCalculationSpecificationRelationship(calculationId, specificationId),
                                          $"Delete calculation relationship between specification failed for calculation:'{calculationId}'" +
                                          $" and specification:'{specificationId}'"));
 }