[Merge] ~ikapelyukhin/livecd-rootfs/+git/livecd-rootfs:focal-backport-arm64-secureboot into livecd-rootfs:ubuntu/focal

[Thomas Bechtold]

Review: Approve


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https://code.launchpad.net/~ikapelyukhin/livecd-rootfs/+git/livecd-rootfs/+merge/425941
Your team Ubuntu Core Development Team is requested to review the proposed merge of ~ikapelyukhin/livecd-rootfs/+git/livecd-rootfs:focal-backport-arm64-secureboot into livecd-rootfs:ubuntu/focal.