instance/config: Mark user keys as live updatable #710

Job	Run time
Documentation	1m 40s
Code (oldstable)	1m 33s
Client (oldstable, ubuntu-latest)	59s
Code (stable)	1m 32s
System (stable, cluster, dir)	1m 24s
Client (oldstable, macos-latest)	1m 6s
Code (tip)	1m 30s
System (stable, cluster, btrfs)	1m 31s
Client (oldstable, windows-latest)	1m 16s
System (stable, cluster, lvm)	1m 24s
Client (stable, ubuntu-latest)	1m 7s
System (stable, cluster, zfs)	1m 31s
Client (stable, macos-latest)	1m 20s
System (stable, cluster, ceph)	1m 30s
Client (stable, windows-latest)	1m 18s
System (stable, cluster, random)	1m 20s
System (stable, standalone, dir)	1m 36s
System (stable, standalone, btrfs)	1m 22s
System (stable, standalone, lvm)	1m 18s
System (stable, standalone, zfs)	1m 29s
System (stable, standalone, ceph)	1m 31s
System (stable, standalone, random)	1m 28s
System (oldstable, cluster, dir)	1m 22s
System (oldstable, standalone, dir)	1m 20s
System (tip, cluster, dir)	1m 29s
System (tip, standalone, dir)	1m 29s
	36m 25s

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