Add guard to global updater

[dmulcahey]

This PR fixes an exception I ran into when building out the HA side of PR: #93

Traceback (most recent call last):
  File "/Users/dmulcahey/development/homeassistant/home-assistant/homeassistant/config_entries.py", line 819, in async_unload
    result = await component.async_unload_entry(hass, self)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/dmulcahey/development/homeassistant/home-assistant/homeassistant/components/zha/__init__.py", line 234, in async_unload_entry
    await ha_zha_data.gateway_proxy.shutdown()
  File "/Users/dmulcahey/development/homeassistant/home-assistant/homeassistant/components/zha/helpers.py", line 753, in shutdown
    await self.gateway.shutdown()
  File "/Users/dmulcahey/development/homeassistant/home-assistant/venv/lib/python3.12/site-packages/zha/application/gateway.py", line 741, in shutdown
    await device.on_remove()
  File "/Users/dmulcahey/development/homeassistant/home-assistant/venv/lib/python3.12/site-packages/zha/zigbee/device.py", line 773, in on_remove
    await platform_entity.on_remove()
  File "/Users/dmulcahey/development/homeassistant/home-assistant/venv/lib/python3.12/site-packages/zha/application/platforms/sensor/__init__.py", line 467, in on_remove
    self._device.gateway.global_updater.remove_update_listener(self.update)
  File "/Users/dmulcahey/development/homeassistant/home-assistant/venv/lib/python3.12/site-packages/zha/application/helpers.py", line 405, in remove_update_listener
    self._update_listeners.remove(listener)
ValueError: list.remove(x): x not in list

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.79%. Comparing base (2f06f00) to head (5d62314).
Report is 1 commits behind head on dev.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev     #174   +/-   ##
=======================================
  Coverage   95.79%   95.79%           
=======================================
  Files          61       61           
  Lines        9319     9323    +4     
=======================================
+ Hits         8927     8931    +4     
  Misses        392      392           

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