[][MAC80211][misc][update mt7996 to 20230616 trunk FW]

[Description]
Change mt7996 to 20230615205103 neptune-trunk FW.

[Release-log]
N/A

Change-Id: Id57682f95558507f639056e026692e8531147c2c
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7644068
5 files changed