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/identify/default.nix

@@ -0,0 +1,40 @@
+{ lib
+, buildPythonPackage
+, editdistance-s
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
+, ukkonen
+}:
+
+buildPythonPackage rec {
+  pname = "identify";
+  version = "2.5.1";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "pre-commit";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-D66bw014FWGf26rG0e65wg6F/N1bl0z/Uemq+jUxJ74=";
+  };
+
+  checkInputs = [
+    editdistance-s
+    pytestCheckHook
+    ukkonen
+  ];
+
+  pythonImportsCheck = [
+    "identify"
+  ];
+
+  meta = with lib; {
+    description = "File identification library for Python";
+    homepage = "https://github.com/chriskuehl/identify";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}