[records] contact.link seems not correctly implemented

# Description

According to [spec](https://github.com/opengeospatial/ogcapi-records/blob/master/core/openapi/schemas/contact.yaml)

![image](https://github.com/user-attachments/assets/d7ddc6ab-4d3f-4a04-a3f8-10fa6c0f27b5)

Implemented:

![image](https://github.com/user-attachments/assets/1f7a2b35-9600-4b81-861d-eb088726ba3a)


# Additional Information
