IBX-8471: Upgraded codebase to Symfony 7 (#23)

* [Composer] Bumped Symfony packages requirements to ^7.2
* [symfony/http-foundation] Replaced Symfony\Component\HttpFoundation\ParameterBag::get usage on array parameters

---------

Co-authored-by: Adam Wójs <adam@wojs.pl>

Author: alongosz

composer.json

@@ -36,12 +36,12 @@
         "ibexa/admin-ui": "~5.0.0@dev",
         "ibexa/core": "~5.0.0@dev",
         "ibexa/fieldtype-richtext": "~5.0.0@dev",
-        "symfony/console": "^6.4",
-        "symfony/event-dispatcher": "^6.4",
-        "symfony/form": "^6.4",
-        "symfony/http-foundation": "^6.4",
-        "symfony/routing": "^6.4",
-        "symfony/yaml": "^6.4"
+        "symfony/console": "^7.2",
+        "symfony/event-dispatcher": "^7.2",
+        "symfony/form": "^7.2",
+        "symfony/http-foundation": "^7.2",
+        "symfony/routing": "^7.2",
+        "symfony/yaml": "^7.2"
     },
     "require-dev": {
         "dg/bypass-finals": "^1.3",

src/bundle/Controller/TranslationController.php

@@ -66,7 +66,7 @@ public function addAction(Request $request): Response
         );
 
         /** @var array{'base_language': string, 'language': string, translatorAlias?: string} $translationParam */
-        $translationParam = $request->request->get('add-translation');
+        $translationParam = $request->request->all('add-translation');
         $serviceAlias = $translationParam['translatorAlias'] ?? '';
 
         if ('' === $serviceAlias || (