DX: fix phpstan errors

src/Bundle/ChillPersonBundle/Search/PersonSearch.php

@@ -26,6 +26,7 @@ use Chill\PersonBundle\Repository\PersonACLAwareRepositoryInterface;
 use DateTime;
 use Exception;
 use libphonenumber\PhoneNumber;
+use libphonenumber\PhoneNumberUtil;
 use Symfony\Component\Form\Extension\Core\Type\TextType;
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\Templating\EngineInterface;
@@ -162,11 +163,11 @@ class PersonSearch extends AbstractSearch implements HasAdvancedSearchFormInterf
                 $phonenumber = new PhoneNumber();
                 $phonenumber->setNationalNumber($terms['phonenumber']);
             } catch (Exception $ex) {
-                throw new ParsingException("The date for {$key} is "
+                throw new ParsingException("The data for {$key} is "
                     . 'not parsable', 0, $ex);
             }
 
-            $data['phonenumber'] = $phonenumber ?? null;
+            $data['phonenumber'] = $phonenumber;
         }
 
         return $data;