WIP: [8381] create new poll module which optionally allows unregistered users

[goapunk]

note: requires at least python 3.10 I think

Tasks

• [x] PR name contains story or task reference
• [ ] Documentation (docs and inline)
• [ ] Tests (including n+1 and django_assert_num_queries where applicable)
• [ ] Changelog

[goapunk]

closing as superseded by #1683