How to override something on info collector form

<?php

declare(strict_types=1);

namespace Acme\Form;

use Acme\Validator\Constraints\MyValidator;
use Netgen\Bundle\EzFormsBundle\Form\Type\InformationCollectionType;
use Netgen\Bundle\EzPlatformSiteApiBundle\View\ContentValueView;
use Symfony\Component\Form\AbstractTypeExtension;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;

final class InvoiceNumberFormExtension extends AbstractTypeExtension
{
    /**
     * @var \Symfony\Component\HttpFoundation\RequestStack
     */
    private $requestStack;

    public function __construct(RequestStack $requestStack)
    {
        $this->requestStack = $requestStack;
    }

    public function getExtendedType(): string
    {
        return InformationCollectionType::class;
    }

    public function buildForm(FormBuilderInterface $builder, array $options): void
    {
        $request = $this->requestStack->getCurrentRequest();

        if (!$request instanceof Request || !$builder->has('invoice_number')) {
            return;
        }

        if (!$request->attributes->has('view')) {
            return;
        }

        $view = $request->attributes->get('view');
        if (!$view instanceof ContentValueView) {
            return;
        }

        $invoiceNumberOptions = $builder->get('invoice_number')->getOptions();
        $invoiceNumberOptions['constraints'][] = new MyValidator();

        $builder->add('invoice_number', TextType::class, $invoiceNumberOptions);
    }
}

acme.form.invoice_number_extension:
    class: Acme\Form\InvoiceNumberFormExtension
    arguments:
        - '@request_stack'
    tags:
        - { name: form.type_extension, extended_type: Netgen\Bundle\EzFormsBundle\Form\Type\InformationCollectionType }