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/cbor2/default.nix

@@ -0,0 +1,51 @@
+{ lib
+, stdenv
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, pythonOlder
+, setuptools-scm
+}:
+
+buildPythonPackage rec {
+  pname = "cbor2";
+  version = "5.4.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-Yrhjxe5s7UAyr+lI88FITzdVUJldO4SYFFI3/ijlRsI=";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace " --cov" ""
+  '';
+
+  # https://github.com/agronholm/cbor2/issues/99
+  disabledTests = lib.optionals stdenv.is32bit [
+    "test_huge_truncated_bytes"
+    "test_huge_truncated_string"
+  ];
+
+  pythonImportsCheck = [
+    "cbor2"
+  ];
+
+  meta = with lib; {
+    description = "Python CBOR (de)serializer with extensive tag support";
+    homepage = "https://github.com/agronholm/cbor2";
+    license = licenses.mit;
+    maintainers = with maintainers; [ taneb ];
+  };
+}