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/applications/networking/cloudflare-dyndns/default.nix

@@ -0,0 +1,53 @@
+{ buildPythonApplication
+, attrs
+, click
+, cloudflare
+, fetchFromGitHub
+, lib
+, poetry
+, pydantic
+, pytestCheckHook
+, requests
+}:
+
+buildPythonApplication rec {
+  pname = "cloudflare-dyndns";
+  version = "4.1";
+
+  src = fetchFromGitHub {
+    owner = "kissgyorgy";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-6Q5fpJ+HuQ+hc3xTtB5tR43pn9WZ0nZZR723iLAkpis=";
+  };
+
+  format = "pyproject";
+
+  nativeBuildInputs = [ poetry ];
+
+  propagatedBuildInputs = [
+    attrs
+    click
+    cloudflare
+    pydantic
+    requests
+  ];
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace 'click = "^7.0"' 'click = "*"'
+  '';
+
+  checkInputs = [ pytestCheckHook ];
+
+  disabledTests = [
+    "test_get_ipv4"
+  ];
+
+  meta = with lib; {
+    description = " CloudFlare Dynamic DNS client ";
+    homepage = "https://github.com/kissgyorgy/cloudflare-dyndns";
+    license = licenses.mit;
+    maintainers = with maintainers; [ lovesegfault ];
+  };
+}