refactor: add variable for delegating to proxmox host

roles/proxmox_lxc_provision/tasks/clone.yml

@@ -12,13 +12,13 @@
   become: yes
   ansible.builtin.shell: |
     pct set {{ clone_result.vmid | default(lxc_vmid) }} {% for key, value in lxc_mounts.items() %}-{{ key }} {{ value }} {% endfor %}
-  delegate_to: "{{ proxmox_api_host }}"
+  delegate_to: "{{ proxmox_delegate_host }}"
   when: lxc_mounts is defined
 
 - name: Resize rootfs after clone
   ansible.builtin.command:
     cmd: "pct resize {{ clone_result.vmid }} rootfs {{ lxc_size }}G"
-  delegate_to: "{{ proxmox_api_host }}"
+  delegate_to: "{{ proxmox_delegate_host }}"
   become: yes
   register: resize_result
   changed_when: resize_result.rc == 0 and 'already at specified size' not in resize_result.stderr