dsf2flac: unstable-2018-01-02 → unstable-2021-07-31
dsf2flac: unstable-2018-01-02 → unstable-2021-07-31

Set artemist as maintainer as current one isn't active
Set platform to only x86-64_linux as others do not work

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