chore(deps)(deps): bump beanie from 2.0.1 to 2.1.0 in /backend

Bumps [beanie](https://github.com/BeanieODM/beanie) from 2.0.1 to 2.1.0.
- [Release notes](https://github.com/BeanieODM/beanie/releases)
- [Changelog](https://github.com/BeanieODM/beanie/blob/main/docs/changelog.md)
- [Commits](BeanieODM/beanie@2.0.1...2.1.0)

---
updated-dependencies:
- dependency-name: beanie
  dependency-version: 2.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]