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/intreehooks/default.nix

@@ -0,0 +1,28 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytoml
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "intreehooks";
+  version = "1.0";
+  format = "setuptools";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "87e600d3b16b97ed219c078681260639e77ef5a17c0e0dbdd5a302f99b4e34e1";
+  };
+
+  propagatedBuildInputs = [ pytoml ];
+
+  checkInputs = [ pytest ];
+
+  meta = {
+    description = "Load a PEP 517 backend from inside the source tree";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.fridh ];
+    homepage = "https://github.com/takluyver/intreehooks";
+  };
+}