[FEATURE]: Provide both WiFi and Ethernet MACs when available

[bouwew]

Describe the solution you are looking for

Suggestion from @joostlek

Is your feature request related to a problem? (optional)

No response

Describe alternatives you've considered

N.A.

What type of installation are you running?

Home Assistant OS

How did you install python-plugwise (or plugwise) for short

Other use (installed using pip)

What kind of Plugwise device is having issues?

Smile: Adam (including Lisa, Tom, Floor)

What firmware version is your Plugwise product at?

Latest Core version

Your setup

N.A.

Additional context

No response

[bouwew]

See Roku entity.py

[CoMPaTech]

We thought of that in the past IIRC, but indeed it would make sense