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/keepassx/random.patch

@@ -0,0 +1,13 @@
+--- a/src/lib/random.cpp	2014-01-21 21:15:55.829312723 +0000
++++ b/src/lib/random.cpp	2014-01-21 21:16:36.752535839 +0000
+@@ -28,6 +28,10 @@
+ 	#include <wincrypt.h>
+ 	#include <QSysInfo>
+ #endif
++#ifndef Q_WS_WIN
++	#include <sys/types.h>
++	#include <unistd.h>
++#endif
+ 
+ #include <QCryptographicHash>
+ #include <QCursor>