Export detailed membership data

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/157296



Merged-by: Mark Chao <mchao@gitlab.com>
Approved-by: mo khan <mo@mokhan.ca>
Approved-by: Mark Chao <mchao@gitlab.com>
Reviewed-by: Jarka Košanová <jarka@gitlab.com>
Reviewed-by: Mark Chao <mchao@gitlab.com>
Reviewed-by: Thong Kuah <tkuah@gitlab.com>
Reviewed-by: Tiger Watson <twatson@gitlab.com>
Reviewed-by: Leaminn Ma <lma@gitlab.com>
Reviewed-by: mo khan <mo@mokhan.ca>
Co-authored-by: Jarka Košanová <jarka@gitlab.com>