arm64: dts: ti: k3-am654: Fix wakeup_uart reg address

cbass_wakeup interconnect which is the parent of wakeup_uart node
defines address-cells=1 and size-cells=1, therefore fix up reg property
of wakeup_uart node accordingly. Otherwise, this UART instance fails to
probe if enabled.

Fixes: 4201af25 ("arm64: dts: ti: am654: Add uart nodes")
Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>

arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi

@@ -36,7 +36,7 @@ k3_reset: reset-controller {
 
 	wkup_uart0: serial@42300000 {
 		compatible = "ti,am654-uart";
-		reg = <0x00 0x42300000 0x00 0x100>;
+		reg = <0x42300000 0x100>;
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		interrupts = <GIC_SPI 697 IRQ_TYPE_LEVEL_HIGH>;