railway-travel: remove package due to duplication

Signed-off-by: Yuchen He <yuchenhe126@gmail.com>

pkgs/by-name/ra/railway-travel/package.nix

@@ -1,76 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchFromGitLab,
-  cargo,
-  desktop-file-utils,
-  meson,
-  ninja,
-  pkg-config,
-  rustPlatform,
-  rustc,
-  wrapGAppsHook4,
-  cairo,
-  gdk-pixbuf,
-  glib,
-  gtk4,
-  libadwaita,
-  pango,
-  darwin,
-}:
-stdenv.mkDerivation rec {
-  pname = "railway-travel";
-  version = "2.4.0";
-
-  src = fetchFromGitLab {
-    owner = "schmiddi-on-mobile";
-    repo = "railway";
-    rev = version;
-    hash = "sha256-2iLxErEP0OG+BcG7fvJBzNjh95EkNoC3NC7rKxPLhYk=";
-  };
-
-  cargoDeps = rustPlatform.fetchCargoTarball {
-    inherit src;
-    name = "${pname}-${version}";
-    hash = "sha256-yalFC7Pw9rq1ylLwoxLi4joTyjQsZJ/ZC61GhTNc49w=";
-  };
-
-  nativeBuildInputs = [
-    desktop-file-utils
-    cargo
-    meson
-    ninja
-    pkg-config
-    rustPlatform.cargoSetupHook
-    rustc
-    wrapGAppsHook4
-  ];
-
-  buildInputs =
-    [
-      cairo
-      gdk-pixbuf
-      glib
-      gtk4
-      libadwaita
-      pango
-    ]
-    ++ lib.optionals stdenv.isDarwin [
-      darwin.apple_sdk.frameworks.Foundation
-      darwin.apple_sdk.frameworks.Security
-    ];
-
-  env.NIX_CFLAGS_COMPILE = toString (
-    lib.optionals stdenv.cc.isClang [ "-Wno-error=incompatible-function-pointer-types" ]
-  );
-
-  meta = with lib; {
-    description = "Find all your travel information";
-    homepage = "https://gitlab.com/schmiddi-on-mobile/railway";
-    changelog = "https://gitlab.com/schmiddi-on-mobile/railway/-/blob/${src.rev}/CHANGELOG.md";
-    license = licenses.gpl3Plus;
-    maintainers = with maintainers; [ lilacious ];
-    mainProgram = "diebahn";
-    platforms = platforms.all;
-  };
-}