r8169: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY

Use the macro PCI_IRQ_INTX instead of the deprecated PCI_IRQ_LEGACY macro.

Link: https://lore.kernel.org/r/20240325070944.3600338-18-dlemoal@kernel.org
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Heiner Kallweit <hkallweit1@gmail.com>

Author: damien-lemoal

drivers/net/ethernet/realtek/r8169_main.c

@@ -5076,7 +5076,7 @@ static int rtl_alloc_irq(struct rtl8169_private *tp)
 		rtl_lock_config_regs(tp);
 		fallthrough;
 	case RTL_GIGA_MAC_VER_07 ... RTL_GIGA_MAC_VER_17:
-		flags = PCI_IRQ_LEGACY;
+		flags = PCI_IRQ_INTX;
 		break;
 	default:
 		flags = PCI_IRQ_ALL_TYPES;