docs: update link in Moderator Handbook (#44529)
docs: update link in Moderator Handbook (#44529)

Co-authored-by: Mrugesh Mohapatra <ded85067dde92df26a4da99d8bce6e080cb99366@users.noreply.github.com>
FreeCodeCamp/FreeCodeCamp,FreeCodeCamp/FreeCodeCamp