chore 📦: Update setupacdc.yml to remove deprecated lxc option

Removed the 'lxc.cap.keep=sys_time' option from the setupacdc.yml file as it is no longer supported, ensuring compatibility with newer LXC versions.

tasks/setupacdc.yml

@@ -90,7 +90,6 @@
           -protection {{ container_protection }} \
           -unprivileged {{ container_unprivileged }} \
           -tags '{{ container_tags | join(',') }}' \
-          -lxc "lxc.cap.keep=sys_time" \
           -features '{{ container_features }}'
       args:
         creates: '/etc/pve/lxc/{{ container_id }}.conf'