goto: remove updateScript

Currently, it does not work as expected since the goto 2.1.0 release is
not tagged.

pkgs/by-name/go/goto/package.nix

@@ -2,7 +2,6 @@
   fetchFromGitHub,
   gawk,
   lib,
-  nix-update-script,
   runCommand,
   stdenvNoCC,
   writableTmpDirAsHomeHook,
@@ -48,10 +47,6 @@ stdenvNoCC.mkDerivation (finalAttrs: {
         touch $out
       '';
 
-  passthru.updateScript = nix-update-script {
-    extraArgs = [ "--version=branch" ];
-  };
-
   meta = {
     description = "Alias and navigate to directories with tab completion";
     homepage = "https://github.com/iridakos/goto";