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

roles/proxmox-lxc-provision/tasks/post-clone.yaml

@@ -2,9 +2,9 @@
 - name: Change root password
   ansible.builtin.user:
     name: root
-    password: "{{ container_password | password_hash('sha512') }}"
+    password: "{{ lxc_password | password_hash('sha512') }}"
     update_password: always
-  when: container_password is defined
+  when: lxc_password is defined
 
 - name: Change admin password
   ansible.builtin.user:
@@ -22,6 +22,6 @@
 
 - name: Remove previous entry from known hosts
   ansible.builtin.known_hosts:
-    name: "{{ hostvars[container_hostname]['ansible_host'] }}"
+    name: "{{ hostvars[lxc_hostname]['ansible_host'] }}"
     state: absent
   delegate_to: localhost