Added missing arpl-reboot

files/board/arpl/overlayfs/usr/sbin/arpl-reboot.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env ash
+
+function use() {
+  echo "Use: ${0} junior|config"
+  exit 1
+}
+
+[ -z "${1}" ] && use
+[ "${1}" != "junior" -a "${1}" != "config" ] && use
+echo "Rebooting to ${1} mode"
+grub-editenv /mnt/p1/grub/grubenv set next_entry="${1}"
+reboot