Summary: Document LawnMowerActivity.RETURNING support

Requires HA 2024.9

Issue make-all#2239

custom_components/tuya_local/devices/README.md

@@ -625,7 +625,7 @@ Humidifer can also cover dehumidifiers (use class to specify which).
 - **current_humidity** (optional, number): a dp to report the current humidity measured by the device
 
 ### `lawn_mower`
-- **activity** (required, string): a dp to report the current activity of the mower. Valid activities are `mowing`, `paused`, `docked`, `error` (from LawnMowerActivities in https://github.com/home-assistant/core/blob/dev/homeassistant/components/lawn_mower/const.py). Any additional activities should be mapped to one of those, and exposed through an extra attribute or sensor entity that shows all the statuses that the mower is reporting.
+- **activity** (required, string): a dp to report the current activity of the mower. Valid activities are `mowing`, `paused`, `docked`, `error`, `returning` (from LawnMowerActivities in https://github.com/home-assistant/core/blob/dev/homeassistant/components/lawn_mower/const.py). Any additional activities should be mapped to one of those, and exposed through an extra attribute or sensor entity that shows all the statuses that the mower is reporting.
 
 - **command** (required, string): a dp to send commands to the mower. Recognised commands are `start_mowing`, `pause` and `dock`. Any additional commands should be implemented via a `button` or `select` entity.
 

hacs.json

@@ -1,5 +1,5 @@
 {
   "name": "Tuya Local",
   "render_readme": true,
-  "homeassistant": "2024.8.0"
+  "homeassistant": "2024.9.0"
 }