fix: keep Walker lifecycle simple

modules/capabilities/walker.nix

@@ -116,10 +116,6 @@ in
         end
       '';
 
-      systemd.user.services.elephant.Unit.X-Restart-Triggers = [
-        config.xdg.configFile."elephant/menus/projects.lua".source
-      ];
-
       programs.walker = {
         enable = true;
         runAsService = true;