Merge branch 'csimpson-update-ci-cost-savings' into 'master'

Update category for table ci_cost_settings

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/151785



Merged-by: Madelein van Niekerk <mvanniekerk@gitlab.com>
Approved-by: Ian Baum <ibaum@gitlab.com>
Approved-by: Ethan Urie <eurie@gitlab.com>
Approved-by: Prabakaran Murugesan <pmurugesan@gitlab.com>
Approved-by: Madelein van Niekerk <mvanniekerk@gitlab.com>
Co-authored-by: Caroline Simpson <csimpson@gitlab.com>