FAQ item regarding Local Server on WSL2

[mikelittle]

Related to this slack conversation https://hmn.slack.com/archives/C03K3J34A/p1661245380321509, there is probably some material in there suitable for an FAQ
See also #414

[mikelittle]

I'm increasing the estimate on this as I will need to go through a full installation and setup process again. It have been a long time since I did it.