Issue #3432860 by longwave, catch: Update to Symfony 7.0

composer.json

composer.lock

composer/Metapackage/CoreRecommended/composer.json

composer/Metapackage/DevDependencies/composer.json

composer/Metapackage/PinnedDevDependencies/composer.json

core/composer.json

core/lib/Drupal/Component/DependencyInjection/composer.json

core/lib/Drupal/Component/EventDispatcher/composer.json

core/lib/Drupal/Component/HttpFoundation/composer.json

core/lib/Drupal/Component/Plugin/composer.json

core/lib/Drupal/Component/Serialization/composer.json

core/lib/Drupal/Core/Composer/Composer.php

core/lib/Drupal/Core/DrupalKernel.php

core/lib/Drupal/Core/Field/FieldItemList.php

...b/Drupal/Core/Field/Plugin/Field/FieldType/StringItem.php