bcm63xx: remove defconfig support

All boards use uci-defaults, no need to keep defconfig support.

SVN-Revision: 36610

target/linux/brcm63xx/base-files/etc/init.d/defconfig

@@ -1,18 +0,0 @@
-#!/bin/sh /etc/rc.common
-#
-# Copyright (C) 2009 OpenWrt.org
-#
-
-START=05
-
-start() {
-	. /lib/brcm63xx.sh
-
-	[ ! -d /etc/defconfig/$board_name ] && board_name="generic"
-
-	for f in $( ls /etc/defconfig/$board_name ); do
-		if [ ! -e /etc/config/$f ]; then
-			cp /etc/defconfig/$board_name/$f /etc/config/
-		fi
-	done
-}