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/web-profiler-bundle/Resources/views/Icon/yes.svg

@@ -1 +1,4 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="28" height="28" viewBox="0 0 12 12"><path fill="#5E976E" d="M12 3.1c0 .4-.1.8-.4 1.1L5.9 9.8c-.3.3-.6.4-1 .4s-.7-.1-1-.4L.4 6.3C.1 6 0 5.6 0 5.2c0-.4.2-.7.4-.9.2-.3.6-.4.9-.4.4 0 .8.1 1.1.4l2.5 2.5 4.7-4.7c.3-.3.7-.4 1-.4.4 0 .7.2.9.4.3.3.5.6.5 1z"/></svg>
+<svg xmlns="http://www.w3.org/2000/svg" data-icon-name="icon-tabler-check" width="24" height="24" viewBox="0 0 24 24" stroke-width="3" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round">
+    <path stroke="none" d="M0 0h24v24H0z" fill="none"></path>
+    <path d="M5 12l5 5l10 -10"></path>
+</svg>