[][kernel][mt7986][hnat][Fix issue of inactive HQoS functionality under PPPQ mode]

[Description]
Fix issue of inactive HQoS functionality under PPPQ mode

Without this change, the HQoS functionality might not work as expected
in PPPQ mode, even when the skb mark does not conflict with the
PPPQ port(where qid ranges from 0 to 5).

[Release-log]
N/A


Change-Id: Ib9096403ed82fd40ff98c75929adb3fbda37347d
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8289725
2 files changed