Merge branch '370556-integrate-basic-dashboard-layout-with-live-data-3' into 'master'

Product Analytics dashboard widgets structure

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/98613



Merged-by: Tim Zallmann <tzallmann@gitlab.com>
Approved-by: Lorena Ciutacu <lciutacu@gitlab.com>
Approved-by: Tim Zallmann <tzallmann@gitlab.com>
Co-authored-by: Robert Hunt <rhunt@gitlab.com>