Add /database_bloat endpoint for gitlab-exporter
This was rolled out on GitLab.com via https://gitlab.com/gitlab-com/gl-infra/infrastructure/-/issues/6178 but not enabled for Omnibus or the Helm Chart.
Relates to #5842
Edited by Stan Hu
This was rolled out on GitLab.com via https://gitlab.com/gitlab-com/gl-infra/infrastructure/-/issues/6178 but not enabled for Omnibus or the Helm Chart.
Relates to #5842