refactor: remove unused alias

modules/profiles/base.nix

@@ -187,14 +187,13 @@ in
         rs = "sudo systemctl";
         uj = "journalctl --user";
         rj = "sudo journalctl";
+        lg = "lazygit";
       };
       aliases = {
         ls = "${getExe pkgs.eza} -lh --icons --git";
         cat = "bat";
         rm = "rm -i";
         mv = "mv -i";
-
-        nixos-update = "pushd ~/.dotfiles && nix flake update && popd";
       };
       variables = { EDITOR = "vim"; };
     };