Introduce validity check filter UI

What does this MR do and why?

This MR adds the "Validity check token", UI-only.

1. Validity check token appears
2. When selected - it updates the query
3. When refresh - the token is still selected

Note:

• No API integration yet, will be address in this issue > Filter by Validity Status and Enable Refresh (... (&17407)
• V2 support will be addressed in this issue > [FE] Migrate validity-check to V2 (#557872 - closed)

Validity Check	Selected	Persistent when refreshed
	UNKNOWN	persistent-token
	ACTIVE
	INACTIVE

How to set up and validate locally

1. Enable FF: http://gdk.test:3000/rails/features/advanced_vulnerability_management
2. Enable FF: http://gdk.test:3000/rails/features/validity_check_es_filter
3. Disable FF: http://gdk.test:3000/rails/features/vulnerability_report_filtered_search_v2
4. Clone this project: https://gitlab.com/gitlab-examples/security/security-reports
5. Run a successful pipeline
6. Go to the security report:

• Validity check token appears
• When selected - it updates the query
• When refresh - the token is still selected

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Related to #557870 (closed)