Update Document Fields Docs to resolve error (#5615)
Update Document Fields Docs to resolve error (#5615)

the views key should be nested within an object on the `ui` key for the document config

Co-authored-by: Tim Leslie <c11c84d4351936599a0ae7ebaeebcc503ba5799c@thinkmill.com.au>
keystonejs/keystone,keystonejs/keystone,keystonejs/keystone