net: dsa: mt7530: use simple HSR offload helpers

The "mtk" tagging protocol uses dsa_xmit_port_mask(), which means we can
offload HSR packet duplication on transmit. Enable that feature.

Cc: Daniel Golle <daniel@makrotopia.org>
Cc: DENG Qingfang <dqfext@gmail.com>
Cc: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Acked-by: Chester A. Unal <chester.a.unal@arinc9.com>
Link: https://patch.msgid.link/20251130131657.65080-13-vladimir.oltean@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: vladimiroltean

drivers/net/dsa/mt7530.c

@@ -3290,6 +3290,8 @@ static const struct dsa_switch_ops mt7530_switch_ops = {
 	.set_mac_eee		= mt753x_set_mac_eee,
 	.conduit_state_change	= mt753x_conduit_state_change,
 	.port_setup_tc		= mt753x_setup_tc,
+	.port_hsr_join		= dsa_port_simple_hsr_join,
+	.port_hsr_leave		= dsa_port_simple_hsr_leave,
 };
 
 static const struct phylink_mac_ops mt753x_phylink_mac_ops = {