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/package-management/cargo-edit/default.nix

@@ -0,0 +1,41 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+, pkg-config
+, openssl
+, zlib
+, stdenv
+, libiconv
+, Security
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "cargo-edit";
+  version = "0.9.0";
+
+  src = fetchFromGitHub {
+    owner = "killercup";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-4N45IBDlIVbZbZgdX2DBmjolFHwzPjHVyWGadhR1FFw=";
+  };
+
+  cargoSha256 = "sha256-o7NDw7P6Flut0ZFnDUdVCmuUzW2P+KXyfu0gApTEx60=";
+
+  nativeBuildInputs = [ pkg-config ];
+
+  buildInputs = [ openssl zlib ] ++ lib.optionals stdenv.isDarwin [
+    libiconv
+    Security
+  ];
+
+  doCheck = false; # integration tests depend on changing cargo config
+
+  meta = with lib; {
+    description = "A utility for managing cargo dependencies from the command line";
+    homepage = "https://github.com/killercup/cargo-edit";
+    changelog = "https://github.com/killercup/cargo-edit/blob/v${version}/CHANGELOG.md";
+    license = with licenses; [ asl20 /* or */ mit ];
+    maintainers = with maintainers; [ Br1ght0ne figsoda gerschtli jb55 killercup ];
+  };
+}