[][openwrt][mt7986][kconfig][Refactor mt7986/mt7981 config-5.4]

[Description]
Refactor mt7986/mt7981 config-5.4 to sync latest Kconfig

[Release-log]
N/A

Change-Id: Ie542e3cdf3c1fe60c4f85ab1d13a9a885588863f
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6650104
Build: srv_hbgsm110
2 files changed