uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/accessibility/contrast/default.nix

@@ -0,0 +1,75 @@
+{ stdenv
+, lib
+, fetchFromGitLab
+, cairo
+, desktop-file-utils
+, gettext
+, glib
+, gtk4
+, libadwaita
+, meson
+, ninja
+, pango
+, pkg-config
+, python3
+, rustPlatform
+, wrapGAppsHook4
+}:
+
+stdenv.mkDerivation rec {
+  pname = "contrast";
+  version = "0.0.5";
+
+  src = fetchFromGitLab {
+    domain = "gitlab.gnome.org";
+    group = "World";
+    owner = "design";
+    repo = "contrast";
+    rev = version;
+    sha256 = "cypSbqLwSmauOoWOuppWpF3hvrxiqmkLspxAWzvlUC0=";
+  };
+
+  cargoDeps = rustPlatform.fetchCargoTarball {
+    inherit src;
+    name = "${pname}-${version}";
+    hash = "sha256-W4FyqwJpimf0isQRCq9TegpTQPQfsumx40AFQCFG5VQ=";
+  };
+
+  nativeBuildInputs = [
+    desktop-file-utils
+    gettext
+    meson
+    ninja
+    pkg-config
+    python3
+    rustPlatform.rust.cargo
+    rustPlatform.cargoSetupHook
+    rustPlatform.rust.rustc
+    wrapGAppsHook4
+    glib # for glib-compile-resources
+  ];
+
+  buildInputs = [
+    cairo
+    glib
+    gtk4
+    libadwaita
+    pango
+  ];
+
+  postPatch = ''
+    patchShebangs build-aux/meson_post_install.py
+    # https://gitlab.gnome.org/World/design/contrast/-/merge_requests/23
+    substituteInPlace build-aux/meson_post_install.py \
+      --replace "gtk-update-icon-cache" "gtk4-update-icon-cache"
+  '';
+
+  meta = with lib; {
+    description = "Checks whether the contrast between two colors meet the WCAG requirements";
+    homepage = "https://gitlab.gnome.org/World/design/contrast";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ jtojnar ];
+    platforms = platforms.unix;
+  };
+}
+