Link about random order doesn't make any sense, added it to the changelog.

CONTRIBUTING.md

@@ -63,7 +63,7 @@ If you can, please submit a merge request with the fix or improvements including
 1. Fork the project on GitLab Cloud
 1. Create a feature branch
 1. Write [tests](README.md#run-the-tests) and code
-1. Add your changes to the [CHANGELOG](CHANGELOG) insert your line at a [random point](doc/workflow/gitlab_flow.md#do-not-order-commits-with-rebase) in the current version
+1. Add your changes to the [CHANGELOG](CHANGELOG)
 1. If you are changing the README, some documentation or other things which have no effect on the tests, add `[ci skip]` somewhere in the commit message
 1. If you have multiple commits please combine them into one commit by [squashing them](http://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)
 1. Push the commit to your fork