Update doc with `funded_by`

[dgarijo]

Is your feature request related to a problem? Please describe.
We have identified an inconsistency in the documentation:

• https://github.com/huggingface/huggingface_hub/blob/main/src/huggingface_hub/templates/modelcard_template.md contains funded_by
• https://huggingface.co/docs/hub/model-card-annotated does not have funded_by

Describe the solution you'd like
Update https://huggingface.co/docs/hub/model-card-annotated with funded_by

[osanseviero]

cc @EziOzoani @meg-huggingface