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/development/python-modules/moderngl/default.nix

@@ -0,0 +1,33 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, isPy3k
+, libGL
+, libX11
+, glcontext
+}:
+
+buildPythonPackage rec {
+  pname = "moderngl";
+  version = "5.6.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "8c6d04559f5e3bf75a18525cd46d213c0f3a8409363718978e6de691bdb551fb";
+  };
+
+  disabled = !isPy3k;
+
+  buildInputs = [ libGL libX11 glcontext ];
+
+  # Tests need a display to run.
+  doCheck = false;
+
+  meta = with lib; {
+    homepage = "https://github.com/moderngl/moderngl";
+    description = "High performance rendering for Python 3";
+    license = licenses.mit;
+    platforms = platforms.linux; # should be mesaPlatforms, darwin build breaks.
+    maintainers = with maintainers; [ c0deaddict ];
+  };
+}