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/cryptography/vectors.nix

@@ -0,0 +1,26 @@
+{ buildPythonPackage, fetchPypi, lib, cryptography }:
+
+buildPythonPackage rec {
+  pname = "cryptography-vectors";
+  # The test vectors must have the same version as the cryptography package
+  inherit (cryptography) version;
+
+  src = fetchPypi {
+    pname = "cryptography_vectors";
+    inherit version;
+    sha256 = "sha256-KnkkRJoDAl+vf4dUpvQgAAHKshBzSmzmrB9r2s06aOQ=";
+  };
+
+  # No tests included
+  doCheck = false;
+
+  pythonImportsCheck = [ "cryptography_vectors" ];
+
+  meta = with lib; {
+    description = "Test vectors for the cryptography package";
+    homepage = "https://cryptography.io/en/latest/development/test-vectors/";
+    # Source: https://github.com/pyca/cryptography/tree/master/vectors;
+    license = with licenses; [ asl20 bsd3 ];
+    maintainers = with maintainers; [ SuperSandro2000 ];
+  };
+}