Merge branch 'issue_377805' into 'master'

Add fixture for DORA metrics

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/120358



Merged-by: Allen Cook <acook@gitlab.com>
Approved-by: Adam Hegyi <ahegyi@gitlab.com>
Approved-by: Allen Cook <acook@gitlab.com>
Co-authored-by: Felipe Artur <felipefac@gmail.com>