Add authentication log entries to job token allowlist

What does this MR do and why?

Implements third part of #498125 (closed).

Dependent on !177785 (merged) and !177465 (merged).

Feature is developed under the authentication_logs_migration_for_allowlist feature flag. This adds the button for autopopulating the job token allowlist with entries from the authentication log.

References

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• [FE] Provide mechanism to migrate authenticatio... (#498125 - closed)
• Design

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Screenshots or screen recordings

Before	After
	Screen_Recording_2025-01-26_at_00.13.05

Error

How to set up and validate locally

1. Enable the feature flag.

   Feature.enable(:authentication_logs_migration_for_allowlist)

2. Create sample authorization log records in the rails console:

   project = Project.first
   project2 = Project.second
   project3 = Project.third
   
   Ci::JobToken::Authorization.create(accessed_project: project, origin_project: project2, last_authorized_at: 1.day.ago)
   Ci::JobToken::Authorization.create(accessed_project: project, origin_project: project3, last_authorized_at: 1.day.ago)
   Ci::JobToken::Authorization.all
   Ci::JobToken::ProjectScopeLink.where(source_project: project)

3. Visit the Job token permissions section of the CI/CD settings. <path-to-project>/-/settings/ci_cd#js-token-access.

4. In CI/CD job token allowlist click Add > All projects in authentication log.

5. This will open the modal. Click on the Add entries button.

6. A toast message will show up and the allowlist will refresh with the new entries included.