ARM: dts: stm32: fix i2c node typo in stm32h743

Replace upper case by lower case in i2c nodes name.

Signed-off-by: dillon min <[e-mail]>
Signed-off-by: Alexandre Torgue <[e-mail]>

arch/arm/boot/dts/stm32h743.dtsi

···
 			status = "disabled";
 		};
 
-		i2c3: i2c@40005C00 {
+		i2c3: i2c@40005c00 {
 			compatible = "st,stm32f7-i2c";
 			#address-cells = <1>;
 			#size-cells = <0>;
···
 			status = "disabled";
 		};
 
-		i2c4: i2c@58001C00 {
+		i2c4: i2c@58001c00 {
 			compatible = "st,stm32f7-i2c";
 			#address-cells = <1>;
 			#size-cells = <0>;