Revert "espup: Set passthru.updateScript"

This reverts commit 4f0aca8.

Author: Gerg-L

pkgs/by-name/es/espup/package.nix

@@ -12,7 +12,6 @@
   darwin,
   testers,
   espup,
-  gitUpdater,
 }:
 
 rustPlatform.buildRustPackage rec {
@@ -68,7 +67,6 @@ rustPlatform.buildRustPackage rec {
       --zsh <($out/bin/espup completions zsh)
   '';
 
-  passthru.updateScript = gitUpdater { };
   passthru.tests.version = testers.testVersion {
     package = espup;
   };