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/tools/admin/lexicon/default.nix

@@ -0,0 +1,64 @@
+{ lib
+, python3
+, fetchFromGitHub
+}:
+
+with python3.pkgs;
+
+buildPythonApplication rec {
+  pname = "lexicon";
+  version = "3.9.4";
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "AnalogJ";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-TySgIxBEl2RolndAkEN4vCIDKaI48vrh2ocd+CTn7Ow=";
+  };
+
+  nativeBuildInputs = [
+    poetry-core
+  ];
+
+  propagatedBuildInputs = [
+    beautifulsoup4
+    boto3
+    cryptography
+    dnspython
+    future
+    localzone
+    oci
+    pynamecheap
+    pyyaml
+    requests
+    softlayer
+    tldextract
+    transip
+    xmltodict
+    zeep
+  ];
+
+  checkInputs = [
+    mock
+    pytestCheckHook
+    pytest-xdist
+    vcrpy
+  ];
+
+  disabledTestPaths = [
+    # Tests require network access
+    "lexicon/tests/providers/test_auto.py"
+  ];
+
+  pythonImportsCheck = [
+    "lexicon"
+  ];
+
+  meta = with lib; {
+    description = "Manipulate DNS records of various DNS providers in a standardized way";
+    homepage = "https://github.com/AnalogJ/lexicon";
+    license = licenses.mit;
+    maintainers = with maintainers; [ flyfloh ];
+  };
+}