Add salutations to contacts in the portal

[CecSve]

Feedback for gbif/ipt#2473

This issue may have been addressed elsewhere when the original request came in, but since the new EML version supports salutations, I believe users would appreciate the option being visible in the contact sections of a dataset/publisher page. When ready, this issue should probably be transferred to the portal repo.

[mike-podolskiy90]

Thank you Cecilie.
I've just realized we need to store the salutation field in the database. I'll transfer this one to the portal repository, and create additional issues for the registry (database field, ingestion) and the registry console (display salutation in the registry UI)

[mike-podolskiy90]

Registry issue gbif/registry#606

[mike-podolskiy90]

Registry console (UI) issue gbif/registry-console#579