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/dissononce/default.nix

@@ -0,0 +1,26 @@
+{ buildPythonPackage, fetchFromGitHub, lib, pytest, cryptography, transitions }:
+
+buildPythonPackage rec {
+  pname = "dissononce";
+  version = "0.34.3";
+
+  src = fetchFromGitHub {
+    owner = "tgalal";
+    repo = "dissononce";
+    rev = version;
+    sha256 = "0hn64qfr0d5npmza6rjyxwwp12k2z2y1ma40zpl104ghac6g3mbs";
+  };
+
+  checkInputs = [ pytest ];
+  checkPhase = ''
+    HOME=$(mktemp -d) py.test tests/
+  '';
+
+  propagatedBuildInputs = [ cryptography transitions ];
+
+  meta = with lib; {
+    homepage = "https://pypi.org/project/dissononce/";
+    license = licenses.mit;
+    description = "A python implementation for Noise Protocol Framework";
+  };
+}