Comment 1 for bug 2070061

Speaking of which, is the following expected (a system that has recently been upgraded to 24.04):

```
# ls -la /
insgesamt 84
drwxr-xr-x 21 root root 4096 Jun 24 23:49 .
drwxr-xr-x 21 root root 4096 Jun 24 23:49 ..
lrwxrwxrwx 1 root root 7 Jan 7 00:36 bin -> usr/bin
drwxr-xr-x 2 root root 4096 Apr 8 16:46 bin.usr-is-merged
drwxr-xr-x 4 root root 4096 Jun 14 12:19 boot
drwxr-xr-x 19 root root 5040 Jun 24 23:46 dev
drwxr-xr-x 148 root root 12288 Jun 24 23:48 etc
drwxr-xr-x 3 root root 4096 Jan 19 17:12 home
lrwxrwxrwx 1 root root 7 Jan 7 00:36 lib -> usr/lib
lrwxrwxrwx 1 root root 9 Jan 7 00:36 lib32 -> usr/lib32
lrwxrwxrwx 1 root root 9 Jan 7 00:36 lib64 -> usr/lib64
drwxr-xr-x 2 root root 4096 Apr 8 16:46 lib.usr-is-merged
lrwxrwxrwx 1 root root 10 Jan 7 00:36 libx32 -> usr/libx32
drwx------ 2 root root 16384 Jan 6 23:19 lost+found
drwxr-xr-x 3 root root 4096 Jan 11 21:44 media
drwxr-xr-x 6 root root 4096 Jun 2 09:54 mnt
drwxr-xr-x 3 root root 4096 Jan 7 21:14 opt
dr-xr-xr-x 433 root root 0 Jun 24 23:45 proc
drwx------ 9 root root 4096 Jun 14 12:02 root
drwxr-xr-x 35 root root 860 Jun 24 23:48 run
lrwxrwxrwx 1 root root 8 Jan 7 00:36 sbin -> usr/sbin
drwxr-xr-x 2 root root 4096 Apr 8 16:46 sbin.usr-is-merged
drwxr-xr-x 2 root root 4096 Feb 28 01:24 srv
dr-xr-xr-x 13 root root 0 Jun 24 23:48 sys
drwxrwxrwt 20 root root 520 Jun 24 23:51 tmp
drwxr-xr-x 14 root root 4096 Aug 8 2023 usr
drwxr-xr-x 14 root root 4096 Jun 14 12:23 var
```
Specifically those $foo.usr-is-merged directories?