This is necessary to support non-legacy mounts, since
the creation order and the required mounting order can be
different in order to not shadow any datasets.
Adding -l to the import statement is necessary to allow
encrypted datasets to be mounted later using disko-mount.
Apply standard formatting and some statix conventions using;
```sh
nixpkgs-fmt **.nix && statix fix .
```
With the intent of making contribution a bit easier and reducing mental
load in hand formatting (in the same vein as [black]).
[black]: https://github.com/psf/black#the-uncompromising-code-formatter
