fix Doctrine bridge version detection

Since we cannot use feature changes to detect which version of the
Doctrine bridge is installed I suggest that we parse the changelog and
check if entries for 4.2 are present.

DependencyInjection/DoctrineExtension.php

@@ -11,6 +11,7 @@
 use LogicException;
 use Symfony\Bridge\Doctrine\DependencyInjection\AbstractDoctrineExtension;
 use Symfony\Bridge\Doctrine\Form\Type\DoctrineType;
+use Symfony\Bridge\Doctrine\ManagerRegistry;
 use Symfony\Bridge\Doctrine\Messenger\DoctrineTransactionMiddleware;
 use Symfony\Bridge\Doctrine\PropertyInfo\DoctrineExtractor;
 use Symfony\Component\Config\FileLocator;
@@ -800,7 +801,9 @@ protected function loadOrmCacheDrivers(array $entityManager, ContainerBuilder $c
     private function loadPropertyInfoExtractor($entityManagerName, ContainerBuilder $container)
     {
         $propertyExtractorDefinition = $container->register(sprintf('doctrine.orm.%s_entity_manager.property_info_extractor', $entityManagerName), DoctrineExtractor::class);
-        if (interface_exists(PropertyInitializableExtractorInterface::class)) {
+        $doctrineBridgePath = dirname((new \ReflectionClass(ManagerRegistry::class))->getFileName());
+
+        if (false !== strpos(file_get_contents($doctrineBridgePath.'/CHANGELOG.md'), "4.2.0\n-----")) {
             $argumentId = sprintf('doctrine.orm.%s_entity_manager', $entityManagerName);
         } else {
             $argumentId = sprintf('doctrine.orm.%s_entity_manager.metadata_factory', $entityManagerName);