boards: m5stack_core2: fix regulator entry region

BUS_5V regulator is placed in the i2c peripheral, where it does
not belong. Move 5V bus regulator to board common definitions.

Signed-off-by: Sylvio Alves <[email protected]>

Author: sylvioalves

boards/m5stack/m5stack_core2/m5stack_core2_procpu.dts

@@ -74,6 +74,12 @@
 			rotation = <0>;
 		};
 	};
+
+	bus_5v: bus_5v {
+		compatible = "regulator-fixed";
+		regulator-name = "bus_5v";
+		enable-gpios = <&axp192_gpio 5 GPIO_ACTIVE_HIGH>;
+	};
 };
 
 &flash0 {
@@ -182,12 +188,6 @@
 		};
 	};
 
-	bus_5v: bus_5v {
-		compatible = "regulator-fixed";
-		regulator-name = "bus_5v";
-		enable-gpios = <&axp192_gpio 5 GPIO_ACTIVE_HIGH>;
-	};
-
 	ft5336_touch: ft5336@38 {
 		compatible = "focaltech,ft5336";
 		reg = <0x38>;