arm64: dts: freescale: s32v234: use generic name bus

Per devicetree specification, generic names are recommended
to be used, such as bus.

AIPS is a AHB - IP bridge bus, so we could use bus as node name.

Script:
sed -i "s/\<aips@/bus@/" arch/arm64/boot/dts/freescale/*.dtsi
sed -i "s/\<aips-bus@/bus@/" arch/arm64/boot/freescale/*.dtsi

Cc: Phu Luu An <phu.luuan@nxp.com>
Cc: Stefan-Gabriel Mirea <stefan-gabriel.mirea@nxp.com>
Cc: Mihaela Martinas <Mihaela.Martinas@freescale.com>
Cc: Dan Nica <dan.nica@nxp.com>
Cc: Stoica Cosmin-Stefan <cosmin.stoica@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/s32v234.dtsi

@@ -104,7 +104,7 @@ soc {
 		interrupt-parent = <&gic>;
 		ranges;
 
-		aips0: aips-bus@40000000 {
+		aips0: bus@40000000 {
 			compatible = "simple-bus";
 			#address-cells = <2>;
 			#size-cells = <2>;
@@ -120,7 +120,7 @@ uart0: serial@40053000 {
 			};
 		};
 
-		aips1: aips-bus@40080000 {
+		aips1: bus@40080000 {
 			compatible = "simple-bus";
 			#address-cells = <2>;
 			#size-cells = <2>;