Change in coreboot[master]: util/liveiso: Add NixOS configs for bootable live systems

[Piotr Król (Code Review)]

Attention is currently required from:  Felix Singer, Timofey Komarov, Patrick Rudolph, Paul Menzel, Thomas Heijligen, Krystian Hebel, Michael Niewöhner, Nico Huber, Maciej Pijanowski, Michał Żygowski, Maxim Polyakov, Edward O'Callaghan,  Marcello Sylvester Bauer.
Piotr Król has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50194 )

Change subject: util/liveiso: Add NixOS configs for bootable live systems
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Patch Set 30:

(1 comment)

Patchset:

PS30: 
Maciej, Michał, Krystian,
I would appreciate if you could take a look at this concept. Maybe this can be expanded or used in similar way as Dasharo Refrence OS. Maybe there is a way to join those concepts?

Best Regards,
Piotr