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/asyncio-rlock/default.nix

@@ -0,0 +1,28 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "asyncio-rlock";
+  version = "0.1.0";
+
+  src = fetchPypi {
+    pname = "asyncio_rlock";
+    inherit version;
+    sha256 = "7e29824331619873e10d5d99dcc46d7b8f196c4a11b203f4eeccc0c091039d43";
+  };
+
+  # no tests on PyPI, no tags on GitLab
+  doCheck = false;
+
+  pythonImportsCheck = [ "asyncio_rlock" ];
+
+  meta = with lib; {
+    description = "Rlock like in threading module but for asyncio";
+    homepage = "https://gitlab.com/heckad/asyncio_rlock";
+    license = licenses.mit;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}