Check if database password file exists

src/freedombone-restore-local

 fi
 
 # MariaDB password
-DATABASE_PASSWORD=$(cat /root/dbpass)
+DATABASE_PASSWORD=''
+if [ -f /root/dbpass ]; then
+    DATABASE_PASSWORD=$(cat /root/dbpass)
+fi
 
 function check_backup_exists {
     if [ ! -d $USB_MOUNT/backup ]; then

src/freedombone-restore-remote

 fi
 
 # MariaDB password
-DATABASE_PASSWORD=$(cat /root/dbpass)
+DATABASE_PASSWORD=''
+if [ -f /root/dbpass ]; then
+    DATABASE_PASSWORD=$(cat /root/dbpass)
+fi
 
 function copy_gpg_keys {
     echo $"Copying GPG keys from admin user to root"