fixed Automated Build page link

Corrected the link in the Automated Builds page from  https://registry.hub.docker.io/builds/ to https://registry.hub.docker.com/builds/ as the *.io is not working
fix wrong command
Merge pull request #6469 from mariusv/patch-1

fixed Automated Build page link
Merge pull request #6473 from leeplay/userguide

fix missing TAG for docker run