Improve environments and operations dashboards

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/142747



Merged-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Approved-by: Sascha Eggenberger <seggenberger@gitlab.com>
Approved-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Reviewed-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Reviewed-by: Doug Stull <dstull@gitlab.com>
Co-authored-by: Julia Miocene <jmiocene@gitlab.com>