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/science/electronics/appcsxcad/default.nix

@@ -0,0 +1,55 @@
+{ lib
+, mkDerivation
+, fetchFromGitHub
+, cmake
+, csxcad
+, qcsxcad
+, hdf5
+, vtkWithQt5
+, qtbase
+, wrapQtAppsHook
+, fparser
+, tinyxml
+, cgal
+, boost
+}:
+
+mkDerivation {
+  pname = "appcsxcad";
+  version = "unstable-2020-01-04";
+
+  src = fetchFromGitHub {
+    owner = "thliebig";
+    repo = "AppCSXCAD";
+    rev = "de8c271ec8b57e80233cb2a432e3d7fd54d30876";
+    sha256 = "0shnfa0if3w588a68gr82qi6k7ldg1j2921fnzji90mmay21birp";
+  };
+
+  nativeBuildInputs = [
+    cmake
+  ];
+
+  buildInputs = [
+    csxcad
+    qcsxcad
+    hdf5
+    vtkWithQt5
+    qtbase
+    fparser
+    tinyxml
+    cgal
+    boost
+  ];
+
+  postFixup = ''
+    rm $out/bin/AppCSXCAD.sh
+  '';
+
+  meta = with lib; {
+    description = "Minimal Application using the QCSXCAD library";
+    homepage = "https://github.com/thliebig/AppCSXCAD";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ matthuszagh ];
+    platforms = platforms.linux;
+  };
+}