Container Scanning configuration is not available in `Free` tier

Description

• This page on Container Scanning says the feature is "ALL TIERS", but is currently only available in Ultimate

https://docs.gitlab.com/ee/user/application_security/container_scanning/

Steps to reproduce

1. Navigate to a Free instance of GitLab => a project => Security & Compliance => Configuration

Actual result

The option to enable Container Scanning is disabled

Expected result

The option to enable Container Scanning is enabled

Further details