Merge branch '439696-separate-builtin-and-custom-vsd-configurations' into 'master'

Fix YAML VSD settings overriding default

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/143786



Merged-by: Coung Ngo <cngo@gitlab.com>
Approved-by: Alex Pennells <apennells@gitlab.com>
Approved-by: Felipe Artur <fcardozo@gitlab.com>
Approved-by: Coung Ngo <cngo@gitlab.com>
Reviewed-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Reviewed-by: Coung Ngo <cngo@gitlab.com>
Reviewed-by: Alex Pennells <apennells@gitlab.com>
Co-authored-by: Ezekiel Kigbo <ekigbo@gitlab.com>