remove mail on restic-all

hosts/hetzner-arm/profiles/restic.nix

@@ -21,14 +21,12 @@ in {
       ${concatStringsSep "\n" (forEach (attrNames config.services.restic.backups) (
         name: "restic-${name} $@"
       ))}
-      machinectl shell mail /usr/bin/env restic-mail $@
     '')
 
     (pkgs.writeShellScriptBin "restic-backup-all" ''
       ${concatStringsSep "\n" (forEach (attrNames config.services.restic.backups) (
         name: "systemctl start restic-backups-${name}.service"
       ))}
-      machinectl shell mail /usr/bin/env systemctl start restic-backups-mail.service
     '')
   ];