[MM3-users] docker-mailman Bump to 3.3.4

Hi Mailman Docker Maintainer(s) (maxking 😊 ),

          Just wanted to see if the docker-mailman will be bumped to 3.3.4. I believe docker-mailman release 0.3.11 is the latest release, and that gives us Mailman 3.3.3.



          Thank you.

• Matt Alberti