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/applications/misc/doing/default.nix

@@ -0,0 +1,25 @@
+{ lib, bundlerEnv, ruby, bundlerUpdateScript
+}:
+
+bundlerEnv {
+  pname = "doing";
+  version = (import ./gemset.nix).doing.version;
+
+  inherit ruby;
+  gemdir = ./.;
+
+  passthru.updateScript = bundlerUpdateScript "doing";
+
+  meta = with lib; {
+    description = "A command line tool for keeping track of what you’re doing and tracking what you’ve done";
+    longDescription = ''
+      doing is a basic CLI for adding and listing "what was I doing" reminders
+      in a TaskPaper-formatted text file. It allows for multiple
+      sections/categories and flexible output formatting.
+    '';
+    homepage    = "https://brettterpstra.com/projects/doing/";
+    license     = licenses.mit;
+    maintainers = with maintainers; [ ktf nicknovitski ];
+    platforms   = platforms.unix;
+  };
+}