Add secure configuration screen frontend

What does this MR do?

It adds the majority of the frontend changes for #13638 (closed) (Add configuration screen for Secure features and show enabled/disabled status)

• js entry point
• presentational vue component
  • responsive features table
  • callout box

Note:

For the MVC it was decided to inject the data via data-attributes

When testing locally you can this patch 0001-Route-Controller-and-View.patch, which adds a route, controller and view.

Screenshots

Default

AutoDevops enabled

Responsive Behaviour

configure_security

Does this MR meet the acceptance criteria?

Conformity

• [-] Changelog entry (~backstage since the component is not in use yet)
• [-] Documentation ([if required] (https://docs.gitlab.com/ee/development/documentation/workflow.html#when-documentation-is-required)) (~backstage - see comment above)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers