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/tools/xcbuild/includes.patch

@@ -0,0 +1,10 @@
+--- a/Libraries/plist/Sources/Format/Encoding.cpp
++++ b/Libraries/plist/Sources/Format/Encoding.cpp
+@@ -11,6 +11,7 @@
+ #include <plist/Format/unicode.h>
+ 
+ #include <cassert>
++#include <cstdlib> /* abort() */
+ 
+ #if defined(__linux__)
+ #include <endian.h>