doc: fix outdated /var/lib/container from pre-2205

Changed files
+1 -1
nixos
doc
manual
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nixos/doc/manual/administration/imperative-containers.section.md
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There are several ways to change the configuration of the container.
First, on the host, you can edit
-
`/var/lib/container/name/etc/nixos/configuration.nix`, and run
```ShellSession
# nixos-container update foo
···
There are several ways to change the configuration of the container.
First, on the host, you can edit
+
`/var/lib/nixos-containers/foo/etc/nixos/configuration.nix`, and run
```ShellSession
# nixos-container update foo