ARM: dts: stm32: reorder stm32h743 nodes

Reorder nodes to keep coherency with others platforms (stm32f4/stm32f7).
Nodes are ordered following base address.
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

arch/arm/boot/dts/stm32h743.dtsi

@@ -59,13 +59,11 @@ timer_clk: timer-clk {
 	};
 
 	soc {
-		usart1: serial@40011000 {
-			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
-			reg = <0x40011000 0x400>;
-			interrupts = <37>;
-			status = "disabled";
+		timer5: timer@40000c00 {
+			compatible = "st,stm32-timer";
+			reg = <0x40000c00 0x400>;
+			interrupts = <50>;
 			clocks = <&timer_clk>;
-
 		};
 
 		usart2: serial@40004400 {
@@ -76,11 +74,13 @@ usart2: serial@40004400 {
 			clocks = <&timer_clk>;
 		};
 
-		timer5: timer@40000c00 {
-			compatible = "st,stm32-timer";
-			reg = <0x40000c00 0x400>;
-			interrupts = <50>;
+		usart1: serial@40011000 {
+			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
+			reg = <0x40011000 0x400>;
+			interrupts = <37>;
+			status = "disabled";
 			clocks = <&timer_clk>;
+
 		};
 	};
 };