Merge branch '442335-fix-dora-datasource-namespace-override' into 'master'

Ensure query overrides apply to dora data source

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/154328



Merged-by: Brandon Labuschagne <blabuschagne@gitlab.com>
Approved-by: Brandon Labuschagne <blabuschagne@gitlab.com>
Co-authored-by: Ezekiel Kigbo <ekigbo@gitlab.com>