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/var-dumper/Command/ServerDumpCommand.php

@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\VarDumper\Command;
 
+use Symfony\Component\Console\Attribute\AsCommand;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Completion\CompletionInput;
 use Symfony\Component\Console\Completion\CompletionSuggestions;
@@ -34,15 +35,13 @@ use Symfony\Component\VarDumper\Server\DumpServer;
  *
  * @final
  */
+#[AsCommand(name: 'server:dump', description: 'Start a dump server that collects and displays dumps in a single place')]
 class ServerDumpCommand extends Command
 {
-    protected static $defaultName = 'server:dump';
-    protected static $defaultDescription = 'Start a dump server that collects and displays dumps in a single place';
-
-    private $server;
+    private DumpServer $server;
 
     /** @var DumpDescriptorInterface[] */
-    private $descriptors;
+    private array $descriptors;
 
     public function __construct(DumpServer $server, array $descriptors = [])
     {
@@ -55,11 +54,10 @@ class ServerDumpCommand extends Command
         parent::__construct();
     }
 
-    protected function configure()
+    protected function configure(): void
     {
         $this
             ->addOption('format', null, InputOption::VALUE_REQUIRED, sprintf('The output format (%s)', implode(', ', $this->getAvailableFormats())), 'cli')
-            ->setDescription(self::$defaultDescription)
             ->setHelp(<<<'EOF'
 <info>%command.name%</info> starts a dump server that collects and displays
 dumps in a single place for debugging you application: