[][Add clear all entry]

[Description]
Add clear all entry.
echo "3 -1" > /sys/kernel/debug/hnat/hnat_entry

[Release-log]
N/A

Change-Id: I255a635dbdfe86f77532c4f988e42d6cea1f3487
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5272399
1 file changed