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/graphics/epick/default.nix

@@ -0,0 +1,56 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+, stdenv
+, python3
+, libGL
+, libX11
+, libXcursor
+, libXi
+, libXrandr
+, libxcb
+, libxkbcommon
+, AppKit
+, IOKit
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "epick";
+  version = "0.6.0";
+
+  src = fetchFromGitHub {
+    owner = "vv9k";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-x1C8kY9VpMg7aXgC/jRsLCeUV8uRLobgjSAQdK2/sHk=";
+  };
+
+  cargoSha256 = "sha256-KgQOlvKRt47lg7NteqBa2DLKkDf93JTzp9EIHn3clxY=";
+
+  nativeBuildInputs = lib.optional stdenv.isLinux python3;
+
+  buildInputs = lib.optionals stdenv.isLinux [
+    libGL
+    libX11
+    libXcursor
+    libXi
+    libXrandr
+    libxcb
+    libxkbcommon
+  ] ++ lib.optionals stdenv.isDarwin [
+    AppKit
+    IOKit
+  ];
+
+  postFixup = lib.optionalString stdenv.isLinux ''
+    patchelf --set-rpath ${lib.makeLibraryPath buildInputs} $out/bin/epick
+  '';
+
+  meta = with lib; {
+    description = "Simple color picker that lets the user create harmonic palettes with ease";
+    homepage = "https://github.com/vv9k/epick";
+    changelog = "https://github.com/vv9k/epick/blob/${version}/CHANGELOG.md";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ figsoda ];
+  };
+}