move shutdown script

FAQ.md

@@ -840,12 +840,12 @@ https://seravo.fi/2015/using-raid-btrfs-recovering-broken-disks
 
 When the LCD display is telling you to do a config check:
 - go to the RaspiBlitz terminal (X on main menu) and run './XXsyncScripts.sh'
-- start reboot with command: './XXshutdown.sh reboot' 
+- start reboot with command: 'restart' 
 - go to the RaspiBlitz terminal run the command: 'check'
 - now edit the RaspiBlitz config and get rid of the errors: 'nano /mnt/hdd/raspiblitz.conf'
 - save config with: CTRL+o
 - exit nano editor with: CTRL+x
-- start reboot with command: './XXshutdown.sh reboot' 
+- start reboot with command: 'restart' 
 
 ## How to fix my upside down LCD after update?
 

home.admin/_background.sh

@@ -100,7 +100,7 @@ do
     # detect a missing DHCP config 
     if [ "${localip:0:4}" = "169." ]; then
       echo "Missing DHCP detected ... trying emergency reboot"
-      sudo /home/admin/XXshutdown.sh reboot
+      sudo /home/admin/config.scripts/blitz.shutdown.sh reboot
     else
       echo "DHCP OK"
     fi