[Feature] Implement Social Drink Cards View

[CodeNamedRobin]

We want to re-introduce social drink cards, where GEWIS can give out groups of cards that people can use at the bar.

• [ ] Create voucher groups
• [ ] See all voucher groups
• [ ] See details of individual vouchers and users in the group

[Yoronex]

Feature request for using these vouchers: https://github.com/GEWIS/sudosos-frontend/issues/352.