Implement motion & ambient light sensor modules for dimmers (#278)

kasa/smartdimmer.py

@@ -1,6 +1,7 @@
 """Module for dimmers (currently only HS220)."""
 from typing import Any, Dict
 
+from kasa.modules import AmbientLight, Motion
 from kasa.smartdevice import DeviceType, SmartDeviceException, requires_update
 from kasa.smartplug import SmartPlug
 
@@ -40,6 +41,10 @@ class SmartDimmer(SmartPlug):
     def __init__(self, host: str) -> None:
         super().__init__(host)
         self._device_type = DeviceType.Dimmer
+        # TODO: need to be verified if it's okay to call these on HS220 w/o these
+        # TODO: need to be figured out what's the best approach to detect support for these
+        self.add_module("motion", Motion(self, "smartlife.iot.PIR"))
+        self.add_module("ambient", AmbientLight(self, "smartlife.iot.LAS"))
 
     @property  # type: ignore
     @requires_update