IBX-5025: Added token property to JWT response

Author: Steveb-p

src/lib/Server/Output/ValueObjectVisitor/JWT.php

@@ -20,8 +20,8 @@ public function visit(Visitor $visitor, Generator $generator, $data): void
         $visitor->setHeader('Content-Type', $generator->getMediaType('JWT'));
 
         $generator->startObjectElement('JWT');
-        $generator->startAttribute('token', $data->token);
-        $generator->endAttribute('token');
+        $generator->attribute('token', $data->token);
+        $generator->valueElement('token', $data->token);
         $generator->endObjectElement('JWT');
     }
 }