Merge branch '454448-vsd-usage-overview-support-subgroups' into 'master'

Update Usage Overview panel to support subgroups

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/150052



Merged-by: Dzmitry Meshcharakou <12459192-dmeshcharakou@users.noreply.gitlab.com>
Approved-by: Alex Pennells <apennells@gitlab.com>
Approved-by: Robert Hunt <rhunt@gitlab.com>
Approved-by: Janis Altherr <jaltherr@gitlab.com>
Approved-by: Dzmitry Meshcharakou <12459192-dmeshcharakou@users.noreply.gitlab.com>
Reviewed-by: Dzmitry Meshcharakou <12459192-dmeshcharakou@users.noreply.gitlab.com>
Co-authored-by: Rudy Crespo <rcrespo@gitlab.com>