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/tools/misc/lottieconverter/default.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv, fetchFromGitHub, libpng, rlottie, zlib }:
+
+stdenv.mkDerivation rec {
+  pname = "LottieConverter";
+  version = "0.1.1";
+
+  src = fetchFromGitHub {
+    owner = "sot-tech";
+    repo = pname;
+    rev = "r${version}";
+    hash = "sha256-lAGzh6B2js2zDuN+1U8CZnse09RJGZRXbtmsheGKuYU=";
+  };
+
+  buildInputs = [ libpng rlottie zlib ];
+  makeFlags = [ "CONF=Release" ];
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin
+    cp -v dist/Release/GNU-Linux/lottieconverter $out/bin/
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/sot-tech/LottieConverter/";
+    description = "Lottie converter utility";
+    license = licenses.lgpl21Plus;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ CRTified ];
+    broken = stdenv.isDarwin; # never built on Hydra https://hydra.nixos.org/job/nixpkgs/trunk/lottieconverter.x86_64-darwin
+  };
+}