stages/authenticator_duo: fix schema not declaring request body correctly

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

authentik/stages/authenticator_duo/api.py

@@ -102,6 +102,7 @@ class AuthenticatorDuoStageViewSet(UsedByMixin, ModelViewSet):
                 name="username", type=OpenApiTypes.STR, location=OpenApiParameter.QUERY
             ),
         ],
+        request=None,
         responses={
             204: OpenApiResponse(description="Enrollment successful"),
             400: OpenApiResponse(description="Device exists already"),

schema.yml

@@ -15108,12 +15108,6 @@ paths:
           type: string
       tags:
       - stages
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: '#/components/schemas/AuthenticatorDuoStageRequest'
-        required: true
       security:
       - authentik: []
       responses: