to return a list of DocumentAnswer objects
# Description
Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.
## Checklist before requesting a review
Please delete options that are not relevant.
- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged
## Screenshots (if appropriate):
* feat(ShareableBrain): add get brain users endpoints
* feat(sdk): add getBrainUsers
* feat(ShareableBrain): display users with access
* feat: rename role to rights
* fix(Brain): fecth brains on auth status change
* refactor(MultipleBrain): separate providing and data fetching
* refactor(MultipleBrain): update useBrainApi
* feat(MultipleBrains): remove unnecessary data fetchings
* test(useBrainApi): update unit tests