Revert "Entity naming: use device name if translation_key is device c…

…lass"

This reverts commit 065ece9.
Issue #1856

This change interferes with sensor naming.

I'm not sure why the sensor naming based on class translations is
working, but switches are not in #1856

custom_components/tuya_local/helpers/mixin.py

@@ -55,10 +55,7 @@ def name(self):
     @property
     def use_device_name(self):
         """Return whether to use the device name for the entity name"""
-        alt_name = self._config.translation_key
-        if self._config.translation_key is self._config.device_class:
-            alt_name = None
-        own_name = self._config.name or alt_name
+        own_name = self._config.name or self._config.translation_key
         return not own_name
 
     @property