[][MAC80211][misc][Add mediatek external reference release information]

[Description]
Add mediatek external reference release information

[Release-log]
N/A

Change-Id: Ie66957d3edee4ba5cdbc154724e5ea3dfd1fa6dc
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7760081
1 file changed