How to use the @cumulus/ingest/aws.Events.deleteEvent function in @cumulus/ingest

async delete(item) {
    switch (item.rule.type) {
    case 'scheduled': {
      const name = `${process.env.stackName}-custom-${item.name}`;
      await Events.deleteTarget(this.targetId, name);
      await Events.deleteEvent(name);
      break;
    }
    case 'kinesis': {
      await this.deleteKinesisEventSources(item);
      break;
    }
    case 'sns': {
      if (item.state === 'ENABLED') {
        await this.deleteSnsTrigger(item);
      }
      break;
    }
    case 'sqs':
    default:
      break;
    }