configs/qemu_aarch64_virt_defconfig: bump Linux kernel to 5.15.16

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

configs/qemu_aarch64_virt_defconfig

@@ -20,7 +20,7 @@ BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_15=y
 # Kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.15"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.15.16"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
 BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/aarch64-virt/linux.config"
 BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y