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/cache-contracts/CacheInterface.php

@@ -29,29 +29,31 @@ interface CacheInterface
      * requested key, that could be used e.g. for expiration control. It could also
      * be an ItemInterface instance when its additional features are needed.
      *
-     * @param string                     $key       The key of the item to retrieve from the cache
-     * @param callable|CallbackInterface $callback  Should return the computed value for the given key/item
-     * @param float|null                 $beta      A float that, as it grows, controls the likeliness of triggering
-     *                                              early expiration. 0 disables it, INF forces immediate expiration.
-     *                                              The default (or providing null) is implementation dependent but should
-     *                                              typically be 1.0, which should provide optimal stampede protection.
-     *                                              See https://en.wikipedia.org/wiki/Cache_stampede#Probabilistic_early_expiration
-     * @param array                      &$metadata The metadata of the cached item {@see ItemInterface::getMetadata()}
+     * @template T
      *
-     * @return mixed
+     * @param string $key The key of the item to retrieve from the cache
+     * @param (callable(CacheItemInterface,bool):T)|(callable(ItemInterface,bool):T)|CallbackInterface<T> $callback
+     * @param float|null $beta      A float that, as it grows, controls the likeliness of triggering
+     *                              early expiration. 0 disables it, INF forces immediate expiration.
+     *                              The default (or providing null) is implementation dependent but should
+     *                              typically be 1.0, which should provide optimal stampede protection.
+     *                              See https://en.wikipedia.org/wiki/Cache_stampede#Probabilistic_early_expiration
+     * @param array      &$metadata The metadata of the cached item {@see ItemInterface::getMetadata()}
+     *
+     * @return T
      *
      * @throws InvalidArgumentException When $key is not valid or when $beta is negative
      */
-    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null);
+    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null): mixed;
 
     /**
      * Removes an item from the pool.
      *
      * @param string $key The key to delete
      *
-     * @throws InvalidArgumentException When $key is not valid
-     *
      * @return bool True if the item was successfully removed, false if there was any error
+     *
+     * @throws InvalidArgumentException When $key is not valid
      */
     public function delete(string $key): bool;
 }