[][MAC80211][hostapd][Add muru user number debug command]

[Description]
Add debug command

Usage:
hostapd_cli -i [interface] set_mu ul_user_cnt [value]
hostapd_cli -i [interface] set_mu dl_user_cnt [value]

[Release-log]
N/A

Change-Id: I6d6214ef79969db5e477ff5757cd5c48c3e95505
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7439688
1 file changed