[FE] Provide mechanism to migrate authentications log to job token allowlist

This is a placeholder issue for frontend work to complete #478540 (closed).

Based on the designs in [Design] Provide mechanism to migrate authentic... (#509883 - closed), below is a rough breakdown of work to deliver the FE for this feature:

• @mgandres Feature flag to enable the autopopulate allowlist UI (!178429 (merged))
• @darbyfrey Added from log icon and tooltip to the autopopulated allowlist items in the list view (Add “Added from log” icon in job token allowlis... (!177785 - merged))
• @mgandres Add authentication log entries (includes modal and toast message)
  • Design
  • !178595 (merged)
• @mgandres Remove auto-added allowlist entries (includes modal and toast message)
  • Design
  • !179212 (merged)
• @mgandres Show warning when adding entries exceeds allowlist limit
  • Design
  • !180827 (merged)
• @mgandres UX updates when auto-populating allowlist
  • Discussion: Update modal text and refetch job token setting after adding auth log entries
  • UX Change: Update loading state behavior
  • !182452 (merged)
• Feature Flag Rollout