Modify address fields in Magento 2 checkout

di.xml

<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
    <type name="Magento\Checkout\Block\Checkout\LayoutProcessor">
        <plugin name="rewrite-address" type="VeritStudio\Checkout\Model\Checkout\LayoutProcessorPlugin" sortOrder="20"/>
    </type>
</config>

LayoutProcessorPlugin.php

<?php
namespace VeritStudio\Checkout\Model\Checkout;

class LayoutProcessorPlugin
{
    /**
     * @param \Magento\Checkout\Block\Checkout\LayoutProcessor $subject
     * @param array $jsLayout
     * @return array
     */

    public function afterProcess(
        \Magento\Checkout\Block\Checkout\LayoutProcessor $subject,
        array  $jsLayout
    ) {
        $jsLayout['components']['checkout']['children']['steps']['children']['shipping-step']['children']
        ['shippingAddress']['children']['shipping-address-fieldset']['children']['street'] = [
            'component' => 'Magento_Ui/js/form/components/group',
            //'label' => __('Street Address'),
            'required' => false,
            'dataScope' => 'shippingAddress.street',
            'provider' => 'checkoutProvider',
            'sortOrder' => 70,
            'type' => 'group',
            'additionalClasses' => 'street',
            'children' => [
                [
                    'label' => __('* Street Address'),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '0',
                    'provider' => 'checkoutProvider',
                    'validation' => ['required-entry' => true, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
                [
                    'label' => __('* Street no.'),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '1',
                    'provider' => 'checkoutProvider',
                    'validation' => ['required-entry' => true, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
                [
                    'label' => __(''),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '2',
                    'provider' => 'checkoutProvider',
                    'placeholder' => '(optional)',
                    'additionalClasses' => 'additional',
                    'validation' => ['required-entry' => false, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
                [
                    'label' => __(''),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '3',
                    'provider' => 'checkoutProvider',
                    'placeholder' => '(optional)',
                    'additionalClasses' => 'additional',
                    'validation' => ['required-entry' => false, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
            ]
        ];
        $jsLayout['components']['checkout']['children']['steps']['children']['billing-step']['children']
        ['payment']['children']['afterMethods']['children']['billing-address-form']['children']['form-fields']['children']['street'] = [
            'component' => 'Magento_Ui/js/form/components/group',
            //'label' => __('Street Address'),
            'required' => false,
            'dataScope' => 'shippingAddress.street',
            'provider' => 'checkoutProvider',
            'sortOrder' => 70,
            'type' => 'group',
            'additionalClasses' => 'street',
            'children' => [
                [
                    'label' => __('* Street Address'),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '0',
                    'provider' => 'checkoutProvider',
                    'validation' => ['required-entry' => true, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
                [
                    'label' => __('* Street no.'),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '1',
                    'provider' => 'checkoutProvider',
                    'validation' => ['required-entry' => true, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
                [
                    'label' => __(''),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '2',
                    'provider' => 'checkoutProvider',
                    'placeholder' => '(optional)',
                    'additionalClasses' => 'additional',
                    'validation' => ['required-entry' => false, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
                [
                    'label' => __(''),
                    'component' => 'Magento_Ui/js/form/element/abstract',
                    'config' => [
                        'customScope' => 'shippingAddress',
                        'template' => 'ui/form/field',
                        'elementTmpl' => 'ui/form/element/input'
                    ],
                    'dataScope' => '3',
                    'provider' => 'checkoutProvider',
                    'placeholder' => '(optional)',
                    'additionalClasses' => 'additional',
                    'validation' => ['required-entry' => false, "min_text_len‌​gth" => 1, "max_text_length" => 255],
                ],
            ]
        ];
        return $jsLayout;
    }
}

module.xml

<?xml version="1.0" ?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
    <module name="VeritStudio_Checkout" setup_version="1.0.0">
        <sequence>
            <module name="Magento_Checkout"/>
        </sequence>
    </module>
</config>

registration.php

<?php
\Magento\Framework\Component\ComponentRegistrar::register(
    \Magento\Framework\Component\ComponentRegistrar::MODULE,
    'VeritStudio_Checkout',
    __DIR__
);