Fix wrong link to GDK in README file

Former-commit-id: 1e3a1072

README.md

@@ -73,7 +73,7 @@ One small thing you also have to do when installing it yourself is to copy the e
     cp config/unicorn.rb.example.development config/unicorn.rb
-Instructions on how to start GitLab and how to run the tests can be found in the [development section of the GitLab Development Kit](https://gitlab.com/gitlab-org/gitlab-development-kit#development).
+Instructions on how to start GitLab and how to run the tests can be found in the [getting started section of the GitLab Development Kit](https://gitlab.com/gitlab-org/gitlab-development-kit#getting-started).
 ## Software stack

changelogs/unreleased/fix_link_in_readme.yml

+---
+title: Fix dead link to GDK on the README page
+merge_request:
+author: Dino Maric