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/python-manilaclient/tests.nix

@@ -0,0 +1,31 @@
+{ buildPythonPackage
+, python-manilaclient
+, stestr
+, ddt
+, tempest
+, mock
+, python-openstackclient
+}:
+
+buildPythonPackage rec {
+  pname = "python-manilaclient-tests";
+  inherit (python-manilaclient) version;
+
+  src = python-manilaclient.src;
+
+  dontBuild = true;
+  dontInstall = true;
+
+  checkInputs = [
+    python-manilaclient
+    stestr
+    ddt
+    tempest
+    mock
+    python-openstackclient
+  ];
+
+  checkPhase = ''
+    stestr run
+  '';
+}