[Merge] ~alexmurray/ubuntu-seeds:promote-nftables-lp1887187 into ~ubuntu-core-dev/ubuntu-seeds/+git/platform:jammy

[Steve Langasek]

Review: Needs Fixing

I'm +1 for promoting this in jammy.  However, I am -1 on making these both recommends.  We should have at least one interface that is guaranteed to be present on all Ubuntu systems.
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https://code.launchpad.net/~alexmurray/ubuntu-seeds/+git/ubuntu-seeds/+merge/417621
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