5276ebb5ee
It was introduced in c10fe14 but removed in c4f910f. It remained such that people with older generations in their boot entries could still boot those. Given that the parameter hasn't had any use in quite some years, it seems safe to remove now. Fixes #60184
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at https://nixos.org/nixos and in the manual in doc/manual.