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/ckcc-protocol/default.nix

@@ -0,0 +1,33 @@
+{ lib
+, buildPythonPackage
+, click
+, ecdsa
+, hidapi
+, fetchPypi
+, pyaes
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "ckcc-protocol";
+  version = "1.3.2";
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-4y5pe0CFD3C1+N0kP/2j9Wser2zkn8Uf4203ci45Rq0=";
+  };
+
+  propagatedBuildInputs = [ click ecdsa hidapi pyaes ];
+
+  # Project has no tests
+  doCheck = false;
+  pythonImportsCheck = [ "ckcc" ];
+
+  meta = with lib; {
+    description = "Communicate with your Coldcard using Python";
+    homepage = "https://github.com/Coldcard/ckcc-protocol";
+    license = licenses.mit;
+    maintainers = [ maintainers.hkjn ];
+  };
+}