Changes to Delete AI secret

added the optional property secret_updated_at to the response with the 200 status

added the optional property secret_updated_by_user_id to the response with the 200 status

added the optional property updated_at to the response with the 200 status

the response's body became nullable

the response's body became nullable

the response's body became nullable

the response's body became nullable

the response's body became nullable

the response property metadata/additionalProperties became nullable for the status 200

endpoint added