[PRMP-1247] Implement reassign removed pages

[adamwhitingnhs]

Overview

Jira ticket: PRMP-1247

Checklist

Tasks for all changes:

• 1. I have linked this PR to its Jira ticket.
• 2. I have run git pre-commits. (WIP)
• 3. I have added and/or updated relevant tests.
• 4. I have updated relevant documentation.
• 5. I have considered the cross-team impact (and have PR approval from both Core & Demographics if necessary).
• 6. I have successfully deployed this change to a sandbox and witnessed unit, e2e and smoke tests passing:
  • 6a. Deploy - Sandbox - workflow run - TBC
  • 6b. SANDBOX Full- Deploy feature branch to sandbox - workflow run - TBC

Additional tasks for UI changes (delete if not applicable):

• 1. I have added evidence (to this PR) e.g. screenshots/gifs of all visual changes.

[sonarqubecloud]

Quality Gate failed

Failed conditions
56.5% Coverage on New Code (required ≥ 80%)
3.4% Duplication on New Code (required ≤ 3%)

See analysis details on SonarQube Cloud