arm: dts: imx95-evk: set alias for enetc PCI buses

Use fixed seq 0 and 1 for enetc PCI buses, then the seq for PCI controllers
could start after them.

Signed-off-by: Ye Li <ye.li@nxp.com>

arch/arm/dts/imx95-19x19-evk-u-boot.dtsi

@@ -5,6 +5,13 @@
 
 #include "imx95-u-boot.dtsi"
 
+/ {
+	aliases {
+		pci0 = &netc_bus0;
+		pci1 = &netc_bus1;
+	};
+};
+
 &lpuart1 {
 	bootph-pre-ram;
 };