Upgrade Ruby to 3.2.6 & NodeJS to 22

[tpendragon]

Acceptance Criteria

• Ruby is upgraded to 3.2.6
• NodeJS is upgraded to 22

Steps

1. Update .tool-versions and circleci/config.yml to have new versions.
2. Get tests passing.
3. Send Draft PR
4. Adjust group_vars for staging/prod for new versions in princeton_ansible.
5. Provision one staging box.
6. Deploy branch to staging box.
7. Provision all staging boxes.
8. Deploy branch to staging boxes.
9. Make sure everything's working.
10. Provision some production boxes.
11. Deploy to those production boxes.
12. Provision rest of production boxes.
13. Deploy to rest of production boxes.
14. Make sure everything's running.
15. Merge all the PRs.

Notes

If you need or want to remove nodes from the load balancer you can do so with cap --hosts=<host> staging application:remove_from_nginx, and put it back with cap --hosts=<host> staging application:serve_from_nginx