**Backport:** https://codeberg.org/forgejo/forgejo/pulls/8374
- Make the migration to add an index a noop - do not remove it as it would break v12.next & v13.next
- Keep the logic that relies on finding the last run, only always fail to find which is the same as assuming each run is one of a kind
Refs forgejo/forgejo#8373
Co-authored-by: Earl Warren <contact@earl-warren.org>
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/8390
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
Co-committed-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>