certinfo: set version via ldflags and drop stale libx11 input

  lib,

  buildGoModule,

  fetchFromGitHub,

  libx11,

}:

buildGoModule (finalAttrs: {

    sha256 = "sha256-2Feb2+7UJ+39waO9rFyT3ZDlEdS5s3uLuxUiDh4iuJE=";

  };

  # clipboard functionality not working on Darwin

  doCheck = !(stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isAarch64);

  buildInputs = lib.optionals stdenv.hostPlatform.isLinux [ libx11 ];

  ldflags = [

    "-X main.Version=${finalAttrs.version}"

  ];

  vendorHash = null;