Exporter - Column order issue on csv and xlsx

<?php

namespace App\Filament\Exports;

use App\Models\LoadingSlip;
use Filament\Actions\Exports\ExportColumn;
use Filament\Actions\Exports\Exporter;
use Filament\Actions\Exports\Models\Export;

class DeliveryOrderReportExporter extends Exporter
{
    protected static ?string $model = LoadingSlip::class;

    public static function getColumns(): array
    {
        return [
            ExportColumn::make('deliveryOrder.no')->label('D.O. No.'),
            ExportColumn::make('goodsConsignmentNote.gc_date')->label('G.C. Date')->formatStateUsing(fn (string $state): string => date('d-M-Y', strtotime($state))),
            ExportColumn::make('goodsConsignmentNote.gc_no')->label('G.C.No.'),
            ExportColumn::make('driver_vehicle_no'),
            ExportColumn::make('goodsConsignmentNote.loading_weight')->label('Gross Weight'),
            ExportColumn::make('goodsConsignmentNote.unloading_weight')->label('Tare Weight'),
            ExportColumn::make('goodsConsignmentNote.shipment_value')->label('Net Weight'),
            ExportColumn::make('goodsConsignmentNote.consignee.name')->label('Consignee'),
        ];
    }

    public static function getCompletedNotificationBody(Export $export): string
    {
        $body = 'Your delivery order report export has completed and ' . number_format($export->successful_rows) . ' ' . str('row')->plural($export->successful_rows) . ' exported.';

        if ($failedRowsCount = $export->getFailedRowsCount()) {
            $body .= ' ' . number_format($failedRowsCount) . ' ' . str('row')->plural($failedRowsCount) . ' failed to export.';
        }

        return $body;
    }
}