xsecurelock: Remove obsolete path fix
xsecurelock: Remove obsolete path fix

helpers/saver_blank became trivial in xsecurelock commit
d4a817ae5e071540a1b11825908dd91a8697591a, which first appeared
in release 1.4.0.

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