update instructions about how to install WSL itself

[arhimede]

Bug Report

The current WIndows related instructions are obsolete

Probably we may need to update it to incluse the new way
Without Microsoft store

install Powershell here: https://learn.microsoft.com/en-us/powershell/scripting/install/install-powershell-on-windows?view=powershell-7.5

install WSL here: https://learn.microsoft.com/en-us/windows/wsl/install