[][Remove mt7981 snand clock default on]

[Description]
Remove mt7981 snand clock default on for clock integration

[Release-Log]
N/A

Change-Id: I75057f932124625fb91894789c21086504ebf9f3
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5348157
1 file changed