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/pip-tools/default.nix

@@ -0,0 +1,66 @@
+{ lib
+, stdenv
+, buildPythonPackage
+, click
+, fetchPypi
+, pep517
+, pip
+, pytest-xdist
+, pytestCheckHook
+, pythonOlder
+, setuptools
+, setuptools-scm
+, wheel
+}:
+
+buildPythonPackage rec {
+  pname = "pip-tools";
+  version = "6.6.2";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-9jhQOp932Y2afXJYSxUI0/gu0Bm4+rJPTlrQeMG4yV4=";
+  };
+
+  nativeBuildInputs = [
+    setuptools-scm
+  ];
+
+  propagatedBuildInputs = [
+    click
+    pep517
+    pip
+    setuptools
+    wheel
+  ];
+
+  checkInputs = [
+    pytest-xdist
+    pytestCheckHook
+  ];
+
+  preCheck = lib.optionalString (stdenv.isDarwin && stdenv.isAarch64) ''
+    # https://github.com/python/cpython/issues/74570#issuecomment-1093748531
+    export no_proxy='*';
+  '';
+
+  disabledTests = [
+    # Tests require network access
+    "network"
+    "test_direct_reference_with_extras"
+  ];
+
+  pythonImportsCheck = [
+    "piptools"
+  ];
+
+  meta = with lib; {
+    description = "Keeps your pinned dependencies fresh";
+    homepage = "https://github.com/jazzband/pip-tools/";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ zimbatm ];
+  };
+}