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/ocaml-modules/yuscii/default.nix

@@ -0,0 +1,35 @@
+{ alcotest
+, buildDunePackage
+, fetchzip
+, gcc
+, fmt
+, lib
+, uutf
+}:
+
+buildDunePackage rec {
+  pname = "yuscii";
+  version = "0.3.0";
+
+  src = fetchzip {
+    url = "https://github.com/mirage/yuscii/releases/download/v${version}/yuscii-v${version}.tbz";
+    sha256 = "0idywlkw0fbakrxv65swnr5bj7f2vns9kpay7q03gzlv82p670hy";
+  };
+
+  useDune2 = true;
+
+  checkInputs = [
+    gcc
+    alcotest
+    fmt
+    uutf
+  ];
+  doCheck = true;
+
+  meta = {
+    description = "A simple mapper between UTF-7 to Unicode according RFC2152";
+    license = lib.licenses.mit;
+    homepage = "https://github.com/mirage/yuscii";
+    maintainers = with lib.maintainers; [ ];
+  };
+}