Error on device update about wienernetzesmartmeter

[achtnullzwei]

Can confirm "descriptor" issue.

Logger: homeassistant.components.sensor
Source: helpers/entity_platform.py:573
Integration: Sensor ([documentation](https://www.home-assistant.io/integrations/sensor), [issues](https://github.com/home-assistant/core/issues?q=is%3Aissue+is%3Aopen+label%3A%22integration%3A+sensor%22))
First occurred: 14:03:02 (1 occurrences)
Last logged: 14:03:02

wnsm: Error on device update!
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 573, in _async_add_entity
    await entity.async_device_update(warning=False)
  File "/usr/src/homeassistant/homeassistant/helpers/entity.py", line 1216, in async_device_update
    await self.async_update()
  File "/config/custom_components/wnsm/statistics_sensor.py", line 123, in async_update
    await self._import_bewegungsdaten(smartmeter)
  File "/config/custom_components/wnsm/statistics_sensor.py", line 187, in _import_bewegungsdaten
    recording = await self.get_bewegungsdaten(smartmeter)
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/config/custom_components/wnsm/base_sensor.py", line 156, in get_bewegungsdaten
    response = await self.hass.async_add_executor_job(
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/concurrent/futures/thread.py", line 58, in run
    result = self.fn(*self.args, **self.kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/config/custom_components/wnsm/api/client.py", line 506, in bewegungsdaten
    if data["descriptor"]["zaehlpunktnummer"] != zaehlpunkt:
       ~~~~^^^^^^^^^^^^^^
KeyError: 'descriptor'

Additionally I get this one but I think that might not be related to wnsm:

Logger: homeassistant.helpers.template
Source: helpers/template.py:2318
First occurred: 14:02:19 (3 occurrences)
Last logged: 14:06:19

Template variable warning: 'dict object' has no attribute 'displaymetric' when rendering '{{ value_json.displaymetric }}'

[DarwinsBuddy]

sorry for the back and forth. I think we have to invest into proper e2e tests