Code review comment for ~smoser/ubuntu/+source/initramfs-tools:bug/1714308-initramfs-dns

> This won't be sufficient, looks like it's missing at least the rest of the
> yaml:
>
> network:
> version: 2
> ethernets:

I'll add this.

>
> [etc.]
>
> Even fudging this together for now, restarting systemd-networkd leads to the
> system hanging.

Well, why would you *restart* systemd-networkd ? these are written in the initramfs systemd-networkd would not have been started yet.