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/games/dwarf-fortress/dfhack/fix-stonesense.patch

@@ -0,0 +1,23 @@
+From f5be6fe5fb192f01ae4551ed9217e97fd7f6a0ae Mon Sep 17 00:00:00 2001
+From: Herwig Hochleitner <hhochleitner@gmail.com>
+Date: Sun, 1 Oct 2017 18:01:43 +0200
+Subject: [PATCH] include <GL/glext.h>
+
+this fixes `GLhandleARB` not being defined
+---
+ plugins/stonesense/common.h | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/plugins/stonesense/common.h b/plugins/stonesense/common.h
+index eb36691..ef45389 100644
+--- a/plugins/stonesense/common.h
++++ b/plugins/stonesense/common.h
+@@ -31,6 +31,8 @@ using namespace df::enums;
+ #include <allegro5/allegro_opengl.h>
+ #include <allegro5/utf8.h>
+ 
++#include <GL/glext.h>
++
+ // allegro leaks X headers, undef some of it here:
+ #undef TileShape
+ #undef None