zsh: remove lxc-related completion
LXC support has been deprecated and the related completion has been
removed in but was added back in
@@ -478,7 +478,6 @@ __docker_subcommand() {
"($help)*"{-l=,--label=}"[Set meta data on a container]:label: "
"($help)--log-driver=[Default driver for container logs]:Logging driver:(json-file syslog journald gelf fluentd awslogs splunk none)"
"($help)*--log-opt=[Log driver specific options]:log driver options:__docker_log_options"
- "($help)*--lxc-conf=[Add custom lxc options]:lxc options: "
"($help)--mac-address=[Container MAC address]:MAC address: "
"($help)--name=[Container name]:name: "
"($help)--net=[Connect a container to a network]:network mode:(bridge none container host)"
