fix(natu): track application dependencies

configs/nixos/modules/desktop/session/waybar.nix

@@ -7,11 +7,11 @@
 # Waybar: a top status bar reading system state at a glance.
 let
   cfg = config.modules.desktop.session.waybar; # NOLINT(let_order)
-  vpnClient = config.modules.network.vpn-client;
 
   # A Nerd Font Private-Use-Area codepoint as a literal character, decoded
   # through JSON so the glyph survives as bytes rather than an editor paste.
   g = code: builtins.fromJSON ''"\u${code}"'';
+  vpnClient = config.modules.network.vpn-client;
   user = config.user.name;
 
   sleepOffIcon = builtins.fromJSON ''"\udb81\udcb3"'';