N°6934 - Symfony 6.4 - upgrade Symfony bundles to 6.4 (#580)

* Update Symfony lib to version ~6.4.0
* Update code missing return type
* Add an iTop general configuration entry to store application secret (Symfony mandatory parameter)
* Use dependency injection in ExceptionListener & UserProvider classes

lib/symfony/framework-bundle/Resources/config/workflow.php

@@ -28,8 +28,6 @@ return static function (ContainerConfigurator $container) {
                 abstract_arg('events to dispatch'),
             ])
             ->abstract()
-            ->public()
-            ->tag('container.private', ['package' => 'symfony/framework-bundle', 'version' => '5.3'])
         ->set('state_machine.abstract', StateMachine::class)
             ->args([
                 abstract_arg('workflow definition'),
@@ -39,8 +37,6 @@ return static function (ContainerConfigurator $container) {
                 abstract_arg('events to dispatch'),
             ])
             ->abstract()
-            ->public()
-            ->tag('container.private', ['package' => 'symfony/framework-bundle', 'version' => '5.3'])
         ->set('workflow.marking_store.method', MethodMarkingStore::class)
             ->abstract()
         ->set('workflow.registry', Registry::class)