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/spur/default.nix

@@ -0,0 +1,39 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, paramiko
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "spur";
+  version = "0.3.22";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.4";
+
+  src = fetchFromGitHub {
+    owner = "mwilliamson";
+    repo = "spur.py";
+    rev = version;
+    sha256 = "sha256-YlwezAE7V4ykFsp+bJ2nYRp6HG4I9Bk7Lhq6f1Inn0s=";
+  };
+
+  propagatedBuildInputs = [
+    paramiko
+  ];
+
+  # Tests require a running SSH server
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "spur"
+  ];
+
+  meta = with lib; {
+    description = "Python module to run commands and manipulate files locally or over SSH";
+    homepage = "https://github.com/mwilliamson/spur.py";
+    license = with licenses; [ bsd2 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}