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/applications/misc/cum/default.nix

@@ -0,0 +1,36 @@
+{ lib, python3Packages }:
+
+with python3Packages;
+
+buildPythonApplication rec {
+  pname = "cum";
+  version = "0.9.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "15qc6agka2g3kcnpnz0hbjic1s3260cr9bda0rlcyninxs1vndq0";
+  };
+
+  propagatedBuildInputs = [
+    alembic beautifulsoup4 click natsort requests sqlalchemy
+  ];
+
+  # tests seem to fail for `config` not being defined,
+  # but it works once installed
+  doCheck = false;
+
+  # remove the top-level `tests` and `LICENSE` file
+  # they should not be installed, and there can be issues if another package
+  # has a collision (especially with the license file)
+  postInstall = ''
+    rm -rf $out/tests $out/LICENSE
+  '';
+
+  meta = with lib; {
+    description = "comic updater, mangafied";
+    homepage = "https://github.com/Hamuko/cum";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ tadeokondrak ];
+    platforms = platforms.all;
+  };
+}