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/ailment/default.nix

@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonOlder
+, pyvex
+}:
+
+buildPythonPackage rec {
+  pname = "ailment";
+  version = "9.2.6";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "angr";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-SymOCHKIr0SOi4OM+OONA7+A2nV4JMA467OkoqDhZ+M=";
+  };
+
+  propagatedBuildInputs = [
+    pyvex
+  ];
+
+  # Tests depend on angr (possibly a circular dependency)
+  doCheck = false;
+
+  #pythonImportsCheck = [ "ailment" ];
+
+  meta = with lib; {
+    description = "The angr Intermediate Language";
+    homepage = "https://github.com/angr/ailment";
+    license = with licenses; [ bsd2 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}