Add GitHub Cron Drift project to participating projects

Author: lowlydba

_posts/2020-06-28-Sample-Data-for-Change.md

@@ -33,6 +33,7 @@ Don't:
 
 ## Participating Projects
 
+* [GitHub Cron Drift](https://github.com/lowlydba/cron-drift)
 * [SQL Server Management Studio Icon Ref][ssms]
 
 ## Join
@@ -43,4 +44,4 @@ Want to add your project? [Open an issue][issue] to join and spread the :heart:.
 [aclu]: https://www.aclu.org/
 [wapo]: https://github.com/SampleDataForChange/wapo-data-police-shootings
 [ssms]: https://github.com/LowlyDBA/ssms-icon-ref
-[sdfc]: https://sampledataforchange.github.io/
+[sdfc]: https://sampledataforchange.github.io/