configs/orangepi_pc2: bump U-Boot version to 2023.04

Signed-off-by: Javad Rahimi <javad321javad@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

configs/orangepi_pc2_defconfig

@@ -25,7 +25,7 @@ BR2_TARGET_ARM_TRUSTED_FIRMWARE_PLATFORM="sun50i_a64"
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
 BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2022.01"
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2023.04"
 BR2_TARGET_UBOOT_BOARD_DEFCONFIG="orangepi_pc2"
 BR2_TARGET_UBOOT_NEEDS_DTC=y
 BR2_TARGET_UBOOT_NEEDS_PYLIBFDT=y