update php-cs-fixer and rector + fix rules

src/Bundle/ChillTaskBundle/Controller/SingleTaskController.php

@@ -636,7 +636,7 @@ final class SingleTaskController extends AbstractController
     }
 
     /**
-     * @return \Symfony\Component\Form\FormInterface
+     * @return FormInterface
      */
     protected function setCreateForm(SingleTask $task, string $role)
     {

src/Bundle/ChillTaskBundle/Entity/SingleTask.php

@@ -103,9 +103,6 @@ class SingleTask extends AbstractTask
     private Collection $taskPlaceEvents;
 
     /**
-     * @var \DateInterval
-     *                    and this.getEndDate() === null
-     *
      * @ORM\Column(name="warning_interval", type="dateinterval", nullable=true)
      *
      * @Serializer\Groups({"read"})