Fix broken links at plugins documentation
Fix broken links at plugins documentation

Signed-off-by: Álex González <ebbdfb7c41974a633a6ef76d601adc133f19bf2d@gmail.com>

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