On or after the 19th July we should stop the RelatedArticles A/B test
- Clean up the config introduced in https://gerrit.wikimedia.org/r/360166
- Stop the A/B test we started in T167310
- Notify @ovasileva and @Tbayer of the time of deployment (when the A/B actually stopped).
- Make a task to analyse the data.
Done in T169948#3553064.