fixes on tests

src/Bundle/ChillPersonBundle/Entity/AccompanyingPeriod.php

@@ -173,8 +173,6 @@ class AccompanyingPeriod implements
     private bool $emergency = false;
 
     /**
-     * @var int
-     *
      * @ORM\Id
      * @ORM\Column(name="id", type="integer")
      * @ORM\GeneratedValue(strategy="AUTO")
@@ -475,7 +473,7 @@ class AccompanyingPeriod implements
         $participation = $this->getOpenParticipationContainsPerson($person);
 
         if ($participation instanceof AccompanyingPeriodParticipation) {
-            $participation->setEndDate(new DateTimeImmutable('now'));
+            $participation->setEndDate(new DateTime('now'));
         }
 
         return $participation;
@@ -600,11 +598,6 @@ class AccompanyingPeriod implements
         throw new LogicException('no validation group permitted with this step');
     }
 
-    /**
-     * Get id.
-     *
-     * @return int
-     */
     public function getId(): ?int
     {
         return $this->id;