feat: add authoring MFEs to sandboxes
feat: add authoring MFEs to sandboxes

In order to accomplish https://2u-internal.atlassian.net/browse/TNL-9975 I need to get the course authoring MFE on a sandbox. I anticipate we will also soon the the library authoring MFE for other BD-14 related work.
edx/jenkins-job-dsl