Suggest to add outdoor_temp_average24h as additional sensor when available

[dwing33]

Before submitting a new issue

• I'm using the latest version of myPyllant
• I've checked known issues
• [-] I'm sure this problem is about the myPyllant library. For issues with the home assistant component, open an issue here

Problem description

In HASS the averaged outdoor temperatur is only an attribute, difficult to handle. Easier if it was a sensor.

Diff attached.
diff.txt