Hide "related resources" when field is empty

[anikbrazeau]

Describe the bug If a resource has no related resources the heading still shows up.

To Reproduce Steps to reproduce the behavior:

1. Add a new resource
2. Don't link related resources
3. Publish and deploy staging
4. See empty state

Expected behavior If a field is empty it is expected that it should be hidden

Screenshots

Other Linked to #251

[anikbrazeau]

Tested to check relevance. This is still an issue:

[realdylanzheng]

Done