audit prod db social links

[ShaunSHamilton]

Re: https://github.com/freeCodeCamp/freeCodeCamp/security/advisories/GHSA-6c37-r62q-7xf4#event-104413

ToDo

• Index socials on prod db to not bog prod down
• Write a script to audit links

To Discuss

• Do we nuke any links that fail the validation?
• Do we notify affected Campers?