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/unifi-discovery/default.nix

@@ -0,0 +1,57 @@
+{ lib
+, aiohttp
+, aioresponses
+, buildPythonPackage
+, fetchFromGitHub
+, poetry-core
+, pyroute2
+, pytest-asyncio
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "unifi-discovery";
+  version = "1.1.3";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.9";
+
+  src = fetchFromGitHub {
+    owner = "bdraco";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-++5Rg3cCyH4h6zzEXbsQM5tRnUsnV3RCzuOctcjA/x4=";
+  };
+
+  nativeBuildInputs = [
+    poetry-core
+  ];
+
+  propagatedBuildInputs = [
+    aiohttp
+    pyroute2
+  ];
+
+  checkInputs = [
+    aioresponses
+    pytest-asyncio
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace "--cov=unifi_discovery --cov-report=term-missing:skip-covered" ""
+  '';
+
+  pythonImportsCheck = [
+    "unifi_discovery"
+  ];
+
+  meta = with lib; {
+    description = "Module to discover Unifi devices";
+    homepage = "https://github.com/bdraco/unifi-discovery";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}