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/tools/misc/me_cleaner/default.nix

@@ -0,0 +1,24 @@
+{ lib, python3, fetchFromGitHub }:
+
+python3.pkgs.buildPythonPackage rec {
+  pname = "me_cleaner";
+  version = "1.2";
+
+  src = fetchFromGitHub {
+    owner = "corna";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1bdj2clm13ir441vn7sv860xsc5gh71ja5lc2wn0gggnff0adxj4";
+  };
+
+  meta = with lib; {
+    inherit (src.meta) homepage;
+    description = "Tool for partial deblobbing of Intel ME/TXE firmware images";
+    longDescription = ''
+      me_cleaner is a Python script able to modify an Intel ME firmware image
+      with the final purpose of reducing its ability to interact with the system.
+    '';
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ ];
+  };
+}