Merge branch '438709-update-experiment-description' into 'master'

Update security policy experiment checkboxes

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/142258



Merged-by: Harsimar Sandhu <hsandhu@gitlab.com>
Approved-by: Grant Hickman <ghickman@gitlab.com>
Approved-by: Russell Dickenson <rdickenson@gitlab.com>
Approved-by: Harsimar Sandhu <hsandhu@gitlab.com>
Reviewed-by: Andy Soiron <asoiron@gitlab.com>
Co-authored-by: Alexander Turinske <aturinske@gitlab.com>