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/pandoc-xnos/default.nix

@@ -0,0 +1,30 @@
+{ buildPythonPackage
+, fetchFromGitHub
+, lib
+, pandocfilters
+, psutil
+}:
+
+buildPythonPackage rec {
+  pname = "pandoc-xnos";
+  version = "2.5.0";
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "tomduck";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-beiGvN0DS6s8wFjcDKozDuwAM2OApX3lTRaUDRUqLeU=";
+  };
+
+  propagatedBuildInputs = [ pandocfilters psutil ];
+
+  pythonImportsCheck = [ "pandocxnos" ];
+
+  meta = with lib; {
+    description = "Pandoc filter suite providing facilities for cross-referencing in markdown documents";
+    homepage = "https://github.com/tomduck/pandoc-xnos";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ ppenguin ];
+  };
+}