Add a step to generate the licenses.csv file
This file list all our dependencies' licenses. This is needed for https://gitlab.com/gitlab-org/gitlab-ce/issues/28113.
/cc @marin @balasankarc
This file list all our dependencies' licenses. This is needed for https://gitlab.com/gitlab-org/gitlab-ce/issues/28113.
/cc @marin @balasankarc