arm64: zynqmp: Fix alignment in dts files

Trivial changes.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts

@@ -47,7 +47,7 @@ &gem0 {
 	status = "okay";
 	phy-handle = <&phy0>;
 	phy-mode = "rgmii-id";
-	phy0: phy@0{
+	phy0: phy@0 {
 		reg = <0>;
 		max-speed = <100>;
 	};