Merge branch 'pedropombeiro/426562/add-top-k' into 'master'

Add top-K support to runner usage CSV report

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/140119



Merged-by: Vladimir Shushlin <vshushlin@gitlab.com>
Approved-by: Rutger Wessels <rwessels@gitlab.com>
Approved-by: Vladimir Shushlin <vshushlin@gitlab.com>
Reviewed-by: Pedro Pombeiro <noreply@pedro.pombei.ro>
Reviewed-by: Vladimir Shushlin <vshushlin@gitlab.com>
Reviewed-by: Rutger Wessels <rwessels@gitlab.com>
Co-authored-by: Pedro Pombeiro <noreply@pedro.pombei.ro>