Add usage sensors for each device sense detects that show powe… (home…

…-assistant#12184)

* Convert sense binary sensors to sensors that show power in watts

* Add note about conversion

* Update for changes on the PR

* Fix typo

* Remove versioning

source/_integrations/sense.markdown

@@ -54,3 +54,5 @@ Sensors are added for both usage and production with the following names:
 - **Daily/Weekly/Monthly Usage/Production**: Daily/Weekly/Monthly power usage/production in kWh. Updated every 5 minutes.
 
 Binary sensors are created for each of the devices detected by your Sense monitor to show their power state.
+
+Sensors are created for each of the devices detected by your Sense monitor to show their power usage in Watts.