[Merge] ~dbungert/livecd-rootfs:core20-journald-compat-again into livecd-rootfs:ubuntu/master

[Dan Bungert]

Given that RISC-V snaps for Subiquity are building again, we may not need this.  Leaving this open in case we change our mind.
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https://code.launchpad.net/~dbungert/livecd-rootfs/+git/livecd-rootfs/+merge/441104
Your team Ubuntu Core Development Team is requested to review the proposed merge of ~dbungert/livecd-rootfs:core20-journald-compat-again into livecd-rootfs:ubuntu/master.