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/libversion/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, libversion
+, pkg-config
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "libversion";
+  version = "1.2.4";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "repology";
+    repo = "py-libversion";
+    rev = version;
+    sha256 = "sha256-p0wtSB+QXAERf+57MMb8cqWoy1bG3XaCpR9GPwYYvJM=";
+  };
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs = [
+    libversion
+  ];
+
+  pythonImportsCheck = [
+    "libversion"
+  ];
+
+  meta = with lib; {
+    description = "Python bindings for libversion, which provides fast, powerful and correct generic version string comparison algorithm";
+    homepage = "https://github.com/repology/py-libversion";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ryantm ];
+  };
+}