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/tomli/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, buildPythonPackage
+, callPackage
+, fetchFromGitHub
+, flit-core
+, python
+
+# important downstream dependencies
+, flit
+, black
+, mypy
+, setuptools-scm
+}:
+
+buildPythonPackage rec {
+  pname = "tomli";
+  version = "2.0.1";
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "hukkin";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-v0ZMrHIIaGeORwD4JiBeLthmnKZODK5odZVL0SY4etA=";
+  };
+
+  nativeBuildInputs = [ flit-core ];
+
+  pythonImportsCheck = [ "tomli" ];
+
+  checkPhase = ''
+    runHook preCheck
+    ${python.interpreter} -m unittest discover
+    runHook postCheck
+  '';
+
+  passthru.tests = {
+    # test downstream dependencies
+    inherit flit black mypy setuptools-scm;
+  };
+
+  meta = with lib; {
+    description = "A Python library for parsing TOML, fully compatible with TOML v1.0.0";
+    homepage = "https://github.com/hukkin/tomli";
+    license = licenses.mit;
+    maintainers = with maintainers; [ veehaitch SuperSandro2000 ];
+  };
+}