Merge branch 'phikai-docs-approved-filter' into 'master'

Make it clear `mr_approved_filter` is disabled in API docs

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/147936



Merged-by: Amy Qualls <aqualls@gitlab.com>
Approved-by: Amy Qualls <aqualls@gitlab.com>
Co-authored-by: Kai Armstrong <karmstrong@gitlab.com>