Aiorinnai

- `FIX`: fix missing await to coroutine `set_shadow()`

* `CHANGES`: adjust `do_maintenance_retrieval()` to make it more inline with other calls

* `FIX`: setting temperature, starting recirculation, and stopping recirculation

- `FIX`: missing constants

Full release

- `CHANGES`: API Cleanup. Move all AWS to function from [Mandate](https://github.com/errietta/mandate/blob/master/mandate/aws_srp.py) to use with ASYNC calls. Add more exception handling for the requests.
- `NEW`: Add function to run maintenance retrieval of more sensor data from the hot water heaters