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/dependency-injection/Compiler/RemoveBuildParametersPass.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+class RemoveBuildParametersPass implements CompilerPassInterface
+{
+    /**
+     * @var array<string, mixed>
+     */
+    private array $removedParameters = [];
+
+    /**
+     * @return void
+     */
+    public function process(ContainerBuilder $container)
+    {
+        $parameterBag = $container->getParameterBag();
+        $this->removedParameters = [];
+
+        foreach ($parameterBag->all() as $name => $value) {
+            if ('.' === ($name[0] ?? '')) {
+                $this->removedParameters[$name] = $value;
+
+                $parameterBag->remove($name);
+                $container->log($this, sprintf('Removing build parameter "%s".', $name));
+            }
+        }
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function getRemovedParameters(): array
+    {
+        return $this->removedParameters;
+    }
+}