Fix nixio postinst
Fix nixio postinst

8devices/luci,8devices/luci,8devices/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,deepak78/luci,8devices/luci,8devices/luci,8devices/luci,deepak78/luci