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/lazy_import/default.nix

@@ -0,0 +1,35 @@
+{ lib, buildPythonPackage, fetchPypi
+, pytest
+, pytest-xdist
+, six }:
+
+buildPythonPackage rec {
+  pname = "lazy_import";
+  version = "0.2.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0gca9xj60qr3aprj9qdc66crr4r7hl8wzv6gc9y40nclazwawj91";
+  };
+
+  checkInputs = [
+    pytest
+    pytest-xdist
+  ];
+
+  propagatedBuildInputs = [
+    six
+  ];
+
+  checkPhase = ''
+    cd lazy_import
+    pytest --boxed
+  '';
+
+  meta = with lib; {
+    description = "lazy_import provides a set of functions that load modules, and related attributes, in a lazy fashion.";
+    homepage = "https://github.com/mnmelo/lazy_import";
+    license = licenses.gpl3;
+    maintainers = [ maintainers.marenz ];
+  };
+}