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/importlib-resources/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, isPy27
+, buildPythonPackage
+, fetchPypi
+, setuptools-scm
+, importlib-metadata
+, typing ? null
+, pythonOlder
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "importlib-resources";
+  version = "5.6.0";
+  format = "pyproject";
+  disabled = isPy27;
+
+  src = fetchPypi {
+    pname = "importlib_resources";
+    inherit version;
+    sha256 = "sha256-G5MjjL8jtM3jQkDdgyHZnpvy60vJHAyZsohig+e6rYU=";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  propagatedBuildInputs = [
+    importlib-metadata
+  ] ++ lib.optional (pythonOlder "3.5") [
+    typing
+  ];
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest discover
+  '';
+
+  pythonImportsCheck = [
+    "importlib_resources"
+  ];
+
+  meta = with lib; {
+    description = "Read resources from Python packages";
+    homepage = "https://importlib-resources.readthedocs.io/";
+    license = licenses.asl20;
+    maintainers = [ ];
+  };
+}