Quemu restart was not useful and results in error.

To start Quemu, after installing, it requires Proxmox to enable Quemu on that specific VM, then shut down and power up again, a `reboot` won't surface.

ksetup/tasks_prepare_node.yaml

@@ -226,3 +226,10 @@
     pkg:
       - qemu-guest-agent
   when: is_proxmox_vm
+
+- name: Enable quemu-guest-agent
+  ansible.builtin.systemd:
+    name: qemu-guest-agent
+    enabled: true
+# Quemu requires to be enabled on the Proxmox VM, after installing also requires to be shut down, and started again from the Proxmox GUI
+