DX: rector rules upt to PHP 74

src/Bundle/ChillPersonBundle/Tests/Controller/AccompanyingCourseApiControllerTest.php

@@ -342,9 +342,7 @@ final class AccompanyingCourseApiControllerTest extends WebTestCase
 
         // check that the person id is contained
         $participationsPersonsIds = array_map(
-            static function ($participation) {
-                return $participation->person->id;
-            },
+            static fn($participation) => $participation->person->id,
             $data->participations
         );