nixos/self-deploy: add gzip to path

The service fails without it.

John Soo 026e83a4 78bce160

Changed files
+1
nixos
modules
services
+1
nixos/modules/services/system/self-deploy.nix
···
path = with pkgs; [
git
gnutar
+
gzip
nix
] ++ lib.optionals (cfg.switchCommand == "boot") [ systemd ];