[][mac80211][wifi6][mt76][Update debugfs knob for token]

[Description]
Add pending time in debugfs to check if token leak or not.

[Release-log]
N/A

Change-Id: I5a5f528b3a906095c9865b84017e8bfc0c246f1f
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7939951
1 file changed