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/security/age-plugin-yubikey/default.nix

@@ -0,0 +1,40 @@
+{ lib
+, stdenv
+, rustPlatform
+, fetchFromGitHub
+, pkg-config
+, pcsclite
+, PCSC
+, Foundation
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "age-plugin-yubikey";
+  version = "0.3.0";
+
+  src = fetchFromGitHub {
+    owner = "str4d";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-KXqicTZ9GZlNj1AH3tMmOrC8zjXoEnqo4JJJTBdiI4E=";
+  };
+
+  cargoSha256 = "sha256-m/v4E7KHyLIWZHX0TKpqwBVDDwLjhYpOjYMrKEtx6/4=";
+
+  nativeBuildInputs = lib.optionals stdenv.isLinux [ pkg-config ];
+
+  buildInputs =
+    if stdenv.isDarwin then [
+      Foundation
+      PCSC
+    ] else [
+      pcsclite
+    ];
+
+  meta = with lib; {
+    description = "YubiKey plugin for age clients";
+    homepage = "https://github.com/str4d/age-plugin-yubikey";
+    license = with licenses; [ asl20 mit ];
+    maintainers = with maintainers; [ vtuan10 ];
+  };
+}