fix tests for person json normalizer and residential address stuff

src/Bundle/ChillPersonBundle/Serializer/Normalizer/PersonJsonNormalizer.php

@@ -33,6 +33,7 @@ use Symfony\Component\Serializer\Normalizer\ObjectToPopulateTrait;
 use function array_key_exists;
 use function count;
 use function in_array;
+use function is_string;
 
 /**
  * Serialize a Person entity.
@@ -56,11 +57,11 @@ class PersonJsonNormalizer implements DenormalizerAwareInterface, NormalizerAwar
     private ResidentialAddressRepository $residentialAddressRepository;
 
     public function __construct(
-        ChillEntityRenderExtension $render,
+        ChillEntityRenderExtension $render, /* TODO: replace by PersonRenderInterface, as sthis is the only one required */
         PersonRepository $repository,
         CenterResolverManagerInterface $centerResolverManager,
         ResidentialAddressRepository $residentialAddressRepository,
-        PhoneNumberHelperInterface $phoneNumberHelper
+        PhoneNumberHelperInterface $phoneNumberHelper /* TODO maybe not necessayr any more */
     ) {
         $this->render = $render;
         $this->repository = $repository;
@@ -189,6 +190,7 @@ class PersonJsonNormalizer implements DenormalizerAwareInterface, NormalizerAwar
     public function normalize($person, $format = null, array $context = [])
     {
         $groups = $context[AbstractNormalizer::GROUPS] ?? [];
+
         if (is_string($groups)) {
             $groups = [$groups];
         }