Add and use http-message-util

Author: jekuaitk

composer.json

@@ -65,6 +65,7 @@
         "drupal/webform_validation": "^2.0",
         "drupal/webform_views": "^5.0@alpha",
         "drupal/workflow_participants": "^3.0@RC",
+        "fig/http-message-util": "^1.1",
         "http-interop/http-factory-guzzle": "^1.0.0",
         "itk-dev/beskedfordeler-drupal": "^1.0",
         "itk-dev/serviceplatformen": "^1.5",

modules/os2forms_fbs_handler/src/Client/FBS.php

@@ -4,6 +4,7 @@
 
 use Drupal\os2forms_fbs_handler\Client\Model\Guardian;
 use Drupal\os2forms_fbs_handler\Client\Model\Patron;
+use Fig\Http\Message\RequestMethodInterface;
 use GuzzleHttp\Client;
 use Symfony\Component\HttpFoundation\Request;