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/tools/networking/opendrop/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, buildPythonApplication
+, fetchPypi
+, fleep
+, libarchive-c
+, pillow
+, requests-toolbelt
+, setuptools
+, zeroconf }:
+
+buildPythonApplication rec {
+  pname = "opendrop";
+  version = "0.13.0";
+
+  src = fetchPypi {
+    inherit version pname;
+    sha256 = "sha256-FE1oGpL6C9iBhI8Zj71Pm9qkObJvSeU2gaBZwK1bTQc=";
+  };
+
+  propagatedBuildInputs = [
+    fleep
+    libarchive-c
+    pillow
+    requests-toolbelt
+    setuptools
+    zeroconf
+  ];
+
+  # There are tests, but getting the following error:
+  # nix_run_setup: error: argument action: invalid choice: 'test' (choose from 'receive', 'find', 'send')
+  # Opendrop works as intended though
+  doCheck = false;
+
+  meta = with lib; {
+    description = "An open Apple AirDrop implementation written in Python";
+    homepage = "https://owlink.org/";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ wolfangaukang ];
+    platforms = [ "x86_64-linux" ];
+  };
+}