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/games/cockatrice/default.nix

@@ -0,0 +1,29 @@
+{ lib, fetchFromGitHub, mkDerivation, cmake, protobuf
+, qtbase, qtmultimedia, qttools, qtwebsockets, wrapQtAppsHook
+}:
+
+mkDerivation rec {
+  pname = "cockatrice";
+  version = "2021-02-03-Development-2.8.1-beta";
+
+  src = fetchFromGitHub {
+    owner = "Cockatrice";
+    repo = "Cockatrice";
+    rev = version;
+    sha256 = "0g1d7zq4lh4jf08mvvgp6m2r2gdvy4y1mhf46c0s8607h2l8vavh";
+  };
+
+  buildInputs = [
+     qtbase qtmultimedia protobuf qttools qtwebsockets
+  ];
+
+  nativeBuildInputs = [ cmake wrapQtAppsHook ];
+
+  meta = {
+    homepage = "https://github.com/Cockatrice/Cockatrice";
+    description = "A cross-platform virtual tabletop for multiplayer card games";
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ evanjs ];
+    platforms = with lib.platforms; linux;
+  };
+}