Motivation for this change

Fixes a last-minute change introduced in #59896 that broke the rxvt package:

> :b pkgs.rxvt_unicode-with-plugins
builder for '/nix/store/a41snhm28vmqqgxnwbc9645cn403y6ng-rxvt-unicode-with-perl-with-unicode3-with-plugins-9.22.drv' failed with exit code 1; last 9 log lines:
  
  Builder called die: makeWrapper doesn't understand the arg 
  Backtrace:
  108 makeWrapper /nix/store/2j5wxs045w8svy2494hh1p8y1d3ah8ak-hook/nix-support/setup-hook
  152 wrapProgram /nix/store/2j5wxs045w8svy2494hh1p8y1d3ah8ak-hook/nix-support/setup-hook
  5 source /build/.attr-0
  1273 genericBuild /nix/store/jqavib0kpn83cp0gjcq9pw8bvfas1kc0-stdenv-linux/setup
  2 main /nix/store/9krlzvny65gdc8s7kpb6lkx8cd02c25b-default-builder.sh

Things done

• Tested using sandboxing (nix.useSandbox on NixOS, or option sandbox in nix.conf on non-NixOS)
• Built on platform(s)
  • NixOS
  • macOS
  • other Linux distributions
• Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
• Tested compilation of all pkgs that depend on this change using nix-shell -p nix-review --run "nix-review wip"
• Tested execution of all binary files (usually in ./result/bin/)
• Determined the impact on package closure size (by running nix path-info -S before and after)
• Assured whether relevant documentation is up to date
• Fits CONTRIBUTING.md.

cc @rnhmjoj @joachifm