arm64: zynqmp: Remove leading 0s from mtd table for spi flashes

dtc reports issues with it.
arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dtb: Warning
(unit_address_format): Node
/amba/spi@ff040000/spi0_flash0@0/spi0_flash0@00000000 unit name should
not have leading 0s
arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm016-dc2.dtb: Warning
(unit_address_format): Node
/amba/spi@ff050000/spi1_flash0@0/spi1_flash0@00000000 unit name should
not have leading 0s
arch/arm64/boot/dts/xilinx/zynqmp-ep108.dtb: Warning
(unit_address_format): Node
/amba/spi@ff040000/spi0_flash0@0/spi0_flash0@00000000 unit name should
not have leading 0s
arch/arm64/boot/dts/xilinx/zynqmp-ep108.dtb: Warning
(unit_address_format): Node
/amba/spi@ff050000/spi1_flash0@0/spi1_flash0@00000000 unit name should
not have leading 0s

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts b/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts
index 32847e1..f77d74f 100644
--- a/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts
+++ b/arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts
@@ -197,7 +197,7 @@
 		spi-max-frequency = <50000000>;
 		reg = <0>;
 
-		spi0_flash0@00000000 {
+		spi0_flash0@0 {
 			label = "spi0_flash0";
 			reg = <0x0 0x100000>;
 		};
@@ -214,7 +214,7 @@
 		spi-max-frequency = <20000000>;
 		reg = <0>;
 
-		spi1_flash0@00000000 {
+		spi1_flash0@0 {
 			label = "spi1_flash0";
 			reg = <0x0 0x84000>;
 		};