mariadb: use mariadb names instead of mysql ones
mariadb: use mariadb names instead of mysql ones

These have existed since 10.4. While 10.3 won't have these,
lets account for the common cases.

docker-library/docs,Bonitasoft-Community/docker_docs,infosiftr/docker-library-docs,Bonitasoft-Community/docker_docs,jetty-project/docker-docs,nats-io/docker-docs,docker-library/docs,infosiftr/docker-library-docs,jetty-project/docker-docs,nats-io/docker-docs