Release post 10.5 post-fixes: clean up instructions, fix anchor link (!10189) · Merge requests · GitLab.com / www-gitlab-com · GitLab

Marcia Ramos requested to merge release-10-5-post-fixes into master Feb 22, 2018

Fixes https://gitlab.slack.com/archives/C3TRESYPJ/p1519317651000507 // https://twitter.com/ant1441/status/966713588508450816
Cleans up instructions
Changes the changelog link to #changelog to not drive people away from the post right from the intro.