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/desktops/plasma-5/polkit-kde-agent.nix

@@ -0,0 +1,15 @@
+{
+  mkDerivation, lib, extra-cmake-modules,
+  kcoreaddons, kconfig, kcrash, kdbusaddons, ki18n, kiconthemes, knotifications,
+  kwidgetsaddons, kwindowsystem, polkit-qt, qtbase
+}:
+
+mkDerivation {
+  pname = "polkit-kde-agent";
+  nativeBuildInputs = [ extra-cmake-modules ];
+  propagatedBuildInputs = [
+    kdbusaddons kwidgetsaddons kcoreaddons kcrash kconfig ki18n kiconthemes
+    knotifications kwindowsystem polkit-qt
+  ];
+  outputs = [ "out" "dev" ];
+}