[][Remove useless linux v5.4 patch to fix trunk build]

[Description]
Remove useless linux v5.4 patch to fix trunk build

[Release-log]
N/A

Change-Id: I269d8368f14285d7866e2e563a1f7849e5531b37
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5770039
1 file changed