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/mujson/default.nix

@@ -0,0 +1,32 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "mujson";
+  version = "1.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-J9nPGxDkLQje6AkL9cewNqmQ7Z+00TXBEr3p71E2cnE=";
+  };
+
+  # LICENSE file missing from src
+  # https://github.com/mattgiles/mujson/issues/8
+  postPatch = ''
+    substituteInPlace setup.cfg \
+      --replace "license_file = LICENSE" ""
+  '';
+
+  # No tests
+  doCheck = false;
+  pythonImportsCheck = [ "mujson" ];
+
+  meta = with lib; {
+    description = "Use the fastest JSON functions available at import time";
+    homepage = "https://github.com/mattgiles/mujson";
+    license = licenses.mit;
+    maintainers = with maintainers; [ artturin ];
+  };
+}