Missing valid body resource types for 4.0

[gjcope]

From the draft 4.0 spec: body also supports "the Annotation aggregate constructions of Choice, Composite, List and Independents if there are multiple bodies". A test manifest with "List" currently fails as unsupported.

Example manifest: https://smithsonian.github.io/voyager-dev/iiif-manifest/manifests/multilingual_comments.json

Validator results: https://presentation-validator.iiif.io/validate?version=4.0&url=https://smithsonian.github.io/voyager-dev/iiif-manifest/manifests/multilingual_comments.json