Remove second new line at end of GitHub article

replace/github.md

@@ -38,4 +38,3 @@ GitLab is a complete DevOps platform, delivered as a single application.
   - **Warning**: the [central instance](https://gitlab.com) uses [Cloudflare](https://codeberg.org/crimeflare/cloudflare-tor) and [Google](https://en.wikipedia.org/wiki/Privacy_concerns_regarding_Google) Cloud Platform
   - **Community-managed instances**: [List](https://wiki.p2pfoundation.net/List_of_Community-Hosted_GitLab_Instances)
 {% endinfobox %}
-