First header should be a top level header
First header should be a top level header

Signed-off-by: yupeng <16d91f0a9b2036cd19f38119105ac5a2ff1b1af0@zte.com.cn>

dnephin/cli,redpanda/cli,Zebrilee/cli,riyazdf/cli,cpuguy83/cli,gdevillele/cli,docker/cli,ashfall/cli,cpuguy83/cli,allencloud/cli,e11137/cli,docker/cli,e11137/cli,Zebrilee/cli,thaJeztah/cli,dnephin/cli,allencloud/cli,riyazdf/cli,ashfall/cli,redpanda/cli,thaJeztah/cli