Merge branch '477999-auditing-self-hosted-instance-level-configuration-changes-smh' into 'master'

Audit deletion of self-hosted models

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/165321



Merged-by: Patrick Cyiza <jpcyiza@gitlab.com>
Approved-by: Patrick Cyiza <jpcyiza@gitlab.com>
Reviewed-by: Mohamed Hamda <mhamda@gitlab.com>
Co-authored-by: Eduardo Bonet <ebonet@gitlab.com>