net: dsa: Use true instead of 1 in the set_promisc() call

set_promisc() call accepts the parameter of a bool type. Make it
clear by using true instead of 1.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>

net/dsa-uclass.c

@@ -270,7 +270,7 @@ static void dsa_port_set_hwaddr(struct udevice *pdev, struct udevice *master)
 		struct eth_ops *eth_ops = eth_get_ops(master);
 
 		if (eth_ops->set_promisc)
-			eth_ops->set_promisc(master, 1);
+			eth_ops->set_promisc(master, true);
 
 		return;
 	}