[dev] Update docker-compose to use MariaDB.
[dev] Update docker-compose to use MariaDB.

mozilla/lumbergh,mozilla/lumbergh,glogiotatidis/lumbergh,mozilla/lumbergh,alexgibson/lumbergh,mozilla/lumbergh,glogiotatidis/lumbergh,glogiotatidis/lumbergh,alexgibson/lumbergh,alexgibson/lumbergh,alexgibson/lumbergh,glogiotatidis/lumbergh