terraform-docs: build with CGO_ENABLED=0, strip debug information

  src = fetchFromGitHub {

    owner = "terraform-docs";

    repo = "terraform-docs";

    rev = "v${version}";

    tag = "v${version}";

    hash = "sha256-DiKoYAe7vcNy35ormKHYZcZrGK/MEb6VmcHWPgrbmUg=";

  };

  vendorHash = "sha256-ynyYpX41LJxGhf5kF2AULj+VKROjsvTjVPBnqG+JGSg=";

  ldflags = [

    "-s"

    "-w"

  ];

  env.CGO_ENABLED = 0;

  excludedPackages = [ "scripts" ];

  nativeBuildInputs = [ installShellFiles ];