[][kernel][mt7988][eth][Revert Enhance the TX performance of the QDMA]

[Description]
Rollback Enhance the TX performance of the QDMA.

Because this patch could affect the performance of WiFi TBTC.

[Release-log]
N/A


Change-Id: I3cc39c3278cae2b3040c1d522273617f51da1ee1
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/9014638
1 file changed