[][Add hnat monitor bridge netlink event]

[Description]
Add hnat monitor bridge netlink event.
When sta roaming,
hnat deletes related entries by monitoring the bridge netlink event.

[Release-log]
N/A


Change-Id: Ic33dadc99ac0e2f298c18edf3f7de656945c8302
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5019890
diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_hnat/hnat.h b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_hnat/hnat.h
index c99b1ef..d5b4c8d 100644
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_hnat/hnat.h
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_hnat/hnat.h
@@ -938,6 +938,7 @@
 void hnat_cache_ebl(int enable);
 void set_gmac_ppe_fwd(int gmac_no, int enable);
 int entry_detail(int ppe_id, int index);
+int entry_delete_by_mac(u8 *mac);
 int entry_delete(int ppe_id, int index);
 
 static inline u16 foe_timestamp(struct mtk_hnat *h)