feat: provision a teamer from a received application

tests/Model/ApplicationFormSubmissionCallsDtoTest.php

@@ -56,7 +56,8 @@ class ApplicationFormSubmissionCallsDtoTest extends TestCase
         return new ApplicationFormSubmission(
             'applicationform',
             'Bewerbungsformular',
-            new \DateTimeImmutable('2026-09-22T12:30:00+02:00')
+            new \DateTimeImmutable('2026-09-22T12:30:00+02:00'),
+            'F'
         );
     }
 }