configs/qemu_aarch64_ebbr: bump linux to 6.1.12 and u-boot to 2023.01

- Bump Linux kernel version to 6.1.12.
- Bump U-Boot version to 2023.01 and rename config fragment to make it
  clearer that it is not a complete config file.

Signed-off-by: Vincent Stehlé <vincent.stehle@arm.com>
Cc: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

configs/qemu_aarch64_ebbr_defconfig

@@ -6,12 +6,12 @@ BR2_ROOTFS_POST_IMAGE_SCRIPT="board/qemu/post-image.sh board/qemu/aarch64-ebbr/p
 BR2_ROOTFS_POST_SCRIPT_ARGS="$(BR2_DEFCONFIG) -c board/qemu/aarch64-ebbr/genimage.cfg"
 
 # Linux headers
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_0=y
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_1=y
 
 # Kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.0.6"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.1.12"
 BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
 BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
 
@@ -39,9 +39,9 @@ BR2_TARGET_OPTEE_OS_PLATFORM="vexpress-qemu_armv8a"
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
 BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2022.10"
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2023.01"
 BR2_TARGET_UBOOT_BOARD_DEFCONFIG="qemu_arm64"
-BR2_TARGET_UBOOT_CONFIG_FRAGMENT_FILES="board/qemu/aarch64-ebbr/u-boot.config"
+BR2_TARGET_UBOOT_CONFIG_FRAGMENT_FILES="board/qemu/aarch64-ebbr/u-boot.fragment"
 BR2_TARGET_UBOOT_NEEDS_OPENSSL=y
 
 # Host tools