Set u-boot as default bootloader
inherit image
+OSTREE_BOOTLOADER ??= 'u-boot'
+
IMAGE_DEPENDS_otaimg = "e2fsprogs-native:do_populate_sysroot \
${@'grub:do_populate_sysroot' if d.getVar('OSTREE_BOOTLOADER', True) == 'grub' else ''} \
${@'virtual/bootloader:do_deploy' if d.getVar('OSTREE_BOOTLOADER', True) == 'u-boot' else ''}"
