Support for Wifi interfaces

[stkr22]

I needed wifi support for some of my devices but it wasn't supported if I'm not mistaken. I implemented it in a fork, would you be interested in a PR?

[Normo]

Dear @stkr22,
your pull requests are very welcome! Please note that we moved the netplan role to the hifis.toolkit Ansible collection. You can now find the role here.