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/ppdeep/default.nix

@@ -0,0 +1,25 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "ppdeep";
+  version = "20200505";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1zx1h0ff0wjjkgd0dzjv31i6ag09jw2p9vcssc1iplp60awlpixc";
+  };
+
+  # Project has no tests
+  doCheck = false;
+  pythonImportsCheck = [ "ppdeep" ];
+
+  meta = with lib; {
+    description = "Python library for computing fuzzy hashes (ssdeep)";
+    homepage = "https://github.com/elceef/ppdeep";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ fab ];
+  };
+}