Unlock builder account;Revert debug user

cloudinit/user-data

@@ -261,7 +261,3 @@ users:
     sudo: ALL=(ALL) NOPASSWD:ALL
     ssh_authorized_keys:
       - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDFIKszT265HYuhwWJ3CwozCKXI3y94bQoocQf1/ERq7XkWJ57W3rkbpMXtM0l1IKfhjnkRzFkXDa5WgRYFvAosh68LeKmYhoJYOKnyvx/nYBT/aYWdLu/edgv8T8GYKG1MiU6RdNvsGsXIAKhknBtcsmTcR2niEwOmXQ5M/P3oMswWk+4WIcWyJU6BWAQbK/alVn5kIRQFas47k6Pkm1Tg7TKv+MOX6JPzv8gOqxvqcXFKoEcTthC2JsKvmRwAOtLrBHh5BMzOKV9G+CnmgzmM/p6qU1nfebvDNuBtzThURP0lTcJGmf+g5WtbJ8vdUd+MAFZGpvoARl1v1s4Ubked capi
-  - name: debug
-    sudo: ALL=(ALL) NOPASSWD:ALL
-    passwd: $6$RV/VrJxepcO.hOkg$kaGIJvGcrAEY8y71d2HwXZcbcW7JPc/BIULJ0VQ6BkGZDAX3kWIWcrFaYeGDXWY3LWOfMXZHYcEb6C2/3ai8Y/
-    lock-passwd: false

packer/ova/packer-node.json

@@ -221,7 +221,7 @@
         }
       ],
       "password": "{{user `password`}}",
-      "shutdown_command": "echo '{{user `ssh_password`}}' | sudo -S -E sh -c 'usermod -L {{user `ssh_username`}} && {{user `shutdown_command`}}'",
+      "shutdown_command": "echo '{{user `ssh_password`}}' | sudo -S -E sh -c '{{user `shutdown_command`}}'",
       "ssh_password": "{{user `ssh_password`}}",
       "ssh_timeout": "4h",
       "ssh_username": "{{user `ssh_username`}}",