Add stub README

Signed-off-by: Davide Cavalca <davide@asahilinux.org>

Do not clobber the udev rules dir

Signed-off-by: Davide Cavalca <davide@asahilinux.org>

update-m1n1: read mitigations option

Mitigations option was recently added to m1n1. This change allows the update-m1n1 script to read it. Currently, it only reads chosen and display options.

Signed-off-by: Mark <mrkcee@protonmail.com>

Tagging 20250130

Tagging 20250128

Tagging 20240822

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Tagging 20231219.1