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/fjaraskupan/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, bleak
+, buildPythonPackage
+, fetchFromGitHub
+, pytest-mock
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "fjaraskupan";
+  version = "1.0.2";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "elupus";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-nUrgV4keJpYRkKZE+udvmPdCW3O3YQTS1ye40IdA7vA=";
+  };
+
+  propagatedBuildInputs = [
+    bleak
+  ];
+
+  checkInputs = [
+    pytest-mock
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "fjaraskupan" ];
+
+  meta = with lib; {
+    description = "Python module for controlling Fjäråskupan kitchen fans";
+    homepage = "https://github.com/elupus/fjaraskupan";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}