stages/user_write: add wrapper for post to user_write

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

authentik/stages/user_write/stage.py

@@ -24,6 +24,9 @@ LOGGER = get_logger()
 class UserWriteStageView(StageView):
     """Finalise Enrollment flow by creating a user object."""
 
+    def post(self, request: HttpRequest) -> HttpResponse:
+        return self.get(request)
+
     def get(self, request: HttpRequest) -> HttpResponse:
         """Save data in the current flow to the currently pending user. If no user is pending,
         a new user is created."""