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/bracex/default.nix

@@ -0,0 +1,34 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, hatchling
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "bracex";
+  version = "2.3.post1";
+  format = "pyproject";
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-57I/yLLNBtPewGkrqr7LJJ3alOBqYXkB/wOmxW/XFpM=";
+  };
+
+  nativeBuildInputs = [
+    hatchling
+  ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  pythonImportsCheck = [ "bracex" ];
+
+  meta = with lib; {
+    description = "Bash style brace expansion for Python";
+    homepage = "https://github.com/facelessuser/bracex";
+    license = licenses.mit;
+    maintainers = with maintainers; [ SuperSandro2000 ];
+  };
+}