renamed vars to use 'lxc' prefix instead of 'container'

roles/proxmox-lxc-provision/tasks/delete.yaml

@@ -2,15 +2,9 @@
 - ansible.builtin.include_tasks: stop.yaml
 - name: Delete a container
   community.general.proxmox:
-    api_host: "{{ proxmox_api_host }}"
-    api_port: "{{ proxmox_api_port }}"
-    api_user: "{{ proxmox_api_user }}"
-    api_token_id: "{{ proxmox_api_token_id }}"
-    api_token_secret: "{{ proxmox_api_token_secret }}"
-    validate_certs: "{{ proxmox_api_validate_certs }}"
-
-    vmid: "{{ container_vmid | default(omit) }}"
-    hostname: "{{ container_hostname | default(omit) }}"
+    <<: "{{ proxmox_api_connection }}"
+    vmid: "{{ lxc_vmid | default(omit) }}"
+    hostname: "{{ lxc_hostname | default(omit) }}"
     state: absent
   register: delete_result
   failed_when: |