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/css-selector/XPath/Extension/AbstractExtension.php

@@ -23,41 +23,26 @@ namespace Symfony\Component\CssSelector\XPath\Extension;
  */
 abstract class AbstractExtension implements ExtensionInterface
 {
-    /**
-     * {@inheritdoc}
-     */
     public function getNodeTranslators(): array
     {
         return [];
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function getCombinationTranslators(): array
     {
         return [];
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function getFunctionTranslators(): array
     {
         return [];
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function getPseudoClassTranslators(): array
     {
         return [];
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function getAttributeMatchingTranslators(): array
     {
         return [];