Add two new endpoints GET /entities/<id>/collections and GET /entities/<id>/uploads

[yuanzhou]

To facilitate hubmapconsortium/search-api#791, add two new endpoints.

• GET /entities/<id>/collections: returns a list of collections that the given member entity id (either uuid or hubmap_id) belongs to, support query string filtering by ?property=uuid
• GET /entities/<id>/uploads: returns a list of uploads that the given entity id (either uuid or hubmap_id) is associated with, support query string filtering by ?property=uuid

Related HM card - https://github.com/orgs/hubmapconsortium/projects/40/views/1?pane=issue&itemId=66590391