Revert "stdenv/patchShebangs: avoid temporary time reference file"
Revert "stdenv/patchShebangs: avoid temporary time reference file"

This reverts commit 6e3f4c90790f112f6b6da54b9f1eb0e85310ee64.

This apparently breaks the x86_64 darwin stdenv. Details in #112417.

NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs