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/breezy/default.nix

@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, configobj
+, patiencediff
+, fastbencode
+, fastimport
+, dulwich
+, launchpadlib
+, testtools
+, pythonOlder
+, installShellFiles
+}:
+
+buildPythonPackage rec {
+  pname = "breezy";
+  version = "3.2.2";
+
+  disabled = pythonOlder "3.5";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-GHpuRSCN0F2BdQc2cgyDcQz0gJT1R+xAgcVxJZVZpNU=";
+  };
+
+  nativeBuildInputs = [ installShellFiles ];
+
+  propagatedBuildInputs = [
+    configobj
+    fastbencode
+    patiencediff
+    fastimport
+    dulwich
+    launchpadlib
+  ];
+
+  checkInputs = [ testtools ];
+
+  # There is a conflict with their `lazy_import` and plugin tests
+  doCheck = false;
+
+  # symlink for bazaar compatibility
+  postInstall = ''
+    ln -s "$out/bin/brz" "$out/bin/bzr"
+
+    installShellCompletion --cmd brz --bash contrib/bash/brz
+  '';
+
+  pythonImportsCheck = [ "breezy" ];
+
+  meta = with lib; {
+    description = "Friendly distributed version control system";
+    homepage = "https://www.breezy-vcs.org/";
+    license = licenses.gpl2Only;
+    maintainers = [ maintainers.marsam ];
+  };
+}