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/md-toc/default.nix

@@ -0,0 +1,45 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, fpyutils
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "md-toc";
+  version = "8.1.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.5";
+
+  src = fetchFromGitHub {
+    owner = "frnmst";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-/Hi2CW3aqbvCr7xGHD9lAe9U84waSjVfTfWq76NXNT4=";
+  };
+
+  propagatedBuildInputs = [
+    fpyutils
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pytestFlagsArray = [
+    "md_toc/tests/*.py"
+  ];
+
+  pythonImportsCheck = [
+    "md_toc"
+  ];
+
+  meta = with lib; {
+    description = "Table of contents generator for Markdown";
+    homepage = "https://docs.franco.net.eu.org/md-toc/";
+    license = with licenses; [ gpl3Plus ];
+    maintainers = with maintainers; [ fab ];
+  };
+}