Implement choice feature type (#880)

Implement the choice feature type allowing to provide a list of choices that can be set.

Co-authored-by: sdb9696

kasa/smart/smartdevice.py

@@ -305,6 +305,7 @@ class SmartDevice(Device, Bulb):
             )
 
         for module in self._modules.values():
+            module._initialize_features()
             for feat in module._module_features.values():
                 self._add_feature(feat)