Describe the bug

EthHub has been deprecated, meaning all of the links to docs.ethhub.io, currently live on the website, are broken

To reproduce

1. Search for EthHub
2. Click on either link to docs.ethhub.io
3. See error

Expected behavior

We should remove these links from the website, or replace them with relevant alternatives

Screenshots

<img width="793" alt="Screenshot 2023-02-03 at 13 19 08" src="https://user-images.githubusercontent.com/37338979/216602241-a6bca7af-90fd-46cc-b2a5-3e0f3f0189bd.png"> <img width="405" alt="Screenshot 2023-02-03 at 13 19 21" src="https://user-images.githubusercontent.com/37338979/216602245-56d5a362-5838-4d8e-8101-e67f44829dcb.png"> <img width="645" alt="Screenshot 2023-02-03 at 13 19 31" src="https://user-images.githubusercontent.com/37338979/216602248-21d8a411-1e9d-4f60-b503-1517d22c547a.png">

Desktop (please complete the following information)

All

Smartphone (please complete the following information)

All

Additional context

No response