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/octave-modules/doctest/default.nix

@@ -0,0 +1,28 @@
+{ buildOctavePackage
+, lib
+, fetchurl
+}:
+
+buildOctavePackage rec {
+  pname = "doctest";
+  version = "0.7.0";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
+    sha256 = "0hh9izj9ds69bmrvmmj16fd1c4z7733h50c7isl8f714srw26kf4";
+  };
+
+  meta = with lib; {
+    homepage = "https://octave.sourceforge.io/doctest/index.html";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ KarlJoad ];
+    description = "Find and run example code within documentation";
+    longDescription = ''
+      Find and run example code within documentation. Formatted blocks
+      of example code are extracted from documentation files and executed
+      to confirm their output is correct. This can be part of a testing
+      framework or simply to ensure that documentation stays up-to-date
+      during software development.
+    '';
+  };
+}