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/http-foundation/Session/Storage/Proxy/AbstractProxy.php

@@ -30,50 +30,40 @@ abstract class AbstractProxy
 
     /**
      * Gets the session.save_handler name.
-     *
-     * @return string|null
      */
-    public function getSaveHandlerName()
+    public function getSaveHandlerName(): ?string
     {
         return $this->saveHandlerName;
     }
 
     /**
      * Is this proxy handler and instance of \SessionHandlerInterface.
-     *
-     * @return bool
      */
-    public function isSessionHandlerInterface()
+    public function isSessionHandlerInterface(): bool
     {
         return $this instanceof \SessionHandlerInterface;
     }
 
     /**
      * Returns true if this handler wraps an internal PHP session save handler using \SessionHandler.
-     *
-     * @return bool
      */
-    public function isWrapper()
+    public function isWrapper(): bool
     {
         return $this->wrapper;
     }
 
     /**
      * Has a session started?
-     *
-     * @return bool
      */
-    public function isActive()
+    public function isActive(): bool
     {
         return \PHP_SESSION_ACTIVE === session_status();
     }
 
     /**
      * Gets the session ID.
-     *
-     * @return string
      */
-    public function getId()
+    public function getId(): string
     {
         return session_id();
     }
@@ -81,6 +71,8 @@ abstract class AbstractProxy
     /**
      * Sets the session ID.
      *
+     * @return void
+     *
      * @throws \LogicException
      */
     public function setId(string $id)
@@ -94,10 +86,8 @@ abstract class AbstractProxy
 
     /**
      * Gets the session name.
-     *
-     * @return string
      */
-    public function getName()
+    public function getName(): string
     {
         return session_name();
     }
@@ -105,6 +95,8 @@ abstract class AbstractProxy
     /**
      * Sets the session name.
      *
+     * @return void
+     *
      * @throws \LogicException
      */
     public function setName(string $name)