l: remove deprecated backup user

lass/1systems/daedalus/config.nix

@@ -6,7 +6,6 @@ with import <stockholm/lib>;
     <stockholm/lass>
 
     <stockholm/lass/2configs/retiolum.nix>
-    <stockholm/lass/2configs/backup.nix>
     <stockholm/lass/2configs/nfs-dl.nix>
     {
       # bubsy config

lass/1systems/mors/config.nix

@@ -33,7 +33,6 @@ with import <stockholm/lib>;
     <stockholm/lass/2configs/starcraft.nix>
     <stockholm/lass/2configs/dunst.nix>
     <stockholm/lass/2configs/rtl-sdr.nix>
-    <stockholm/lass/2configs/backup.nix>
     <stockholm/lass/2configs/print.nix>
     <stockholm/lass/2configs/blue-host.nix>
     <stockholm/lass/2configs/network-manager.nix>

lass/1systems/shodan/config.nix

@@ -13,7 +13,6 @@ with import <stockholm/lib>;
     <stockholm/lass/2configs/programs.nix>
     <stockholm/lass/2configs/wine.nix>
     <stockholm/lass/2configs/bitcoin.nix>
-    <stockholm/lass/2configs/backup.nix>
     <stockholm/lass/2configs/blue-host.nix>
     <stockholm/lass/2configs/nfs-dl.nix>
     <stockholm/lass/2configs/gg23.nix>

lass/2configs/backup.nix

@@ -1,14 +0,0 @@
-{ config, lib, ... }:
-with import <stockholm/lib>;
-
-{
-  users.users.backup = {
-    useDefaultShell = true;
-    home = "/backups";
-    createHome = true;
-    group = "syncthing";
-    openssh.authorizedKeys.keys = with config.krebs.hosts; [
-      blue.ssh.pubkey
-    ];
-  };
-}

lass/2configs/default.nix

@@ -3,7 +3,6 @@ with import <stockholm/lib>;
 {
   imports = [
     ./binary-cache/client.nix
-    ./backup.nix
     ./gc.nix
     ./mc.nix
     ./vim.nix