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/py2bit/default.nix

@@ -0,0 +1,27 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "py2bit";
+  version = "0.3.0";
+
+  checkInput = [ pytest ];
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1vw2nvw1yrl7ikkqsqs1pg239yr5nspvd969r1x9arms1k25a1a5";
+  };
+
+  meta = with lib; {
+    homepage = "https://github.com/deeptools/py2bit";
+    description = "File access to 2bit files";
+    longDescription = ''
+        A python extension, written in C, for quick access to 2bit files. The extension uses lib2bit for file access.
+    '';
+    license = licenses.mit;
+    maintainers = with maintainers; [ scalavision ];
+  };
+}