5a03f90525
This fixes the warning being emitted by nixos-rebuild switch: building Nix... building the system configuration... trace: warning: types.string is deprecated because it quietly concatenates strings It started emitting a warning in #66346.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.