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/stdenv/freebsd/trivial-builder.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+export PATH=/bin:/sbin:/usr/bin:/usr/sbin
+
+tar -zxvf $src
+cd $dname
+mkdir -p $out/bin
+./configure --prefix=$out $configureArgs
+make
+make install