chore(deps): bump @mittwald/flow-react-components

Bumps [@mittwald/flow-react-components](https://github.com/mittwald/flow) from 0.2.0-alpha.827 to 0.2.0-alpha.839.
- [Release notes](https://github.com/mittwald/flow/releases)
- [Changelog](https://github.com/mittwald/flow/blob/main/CHANGELOG.md)
- [Commits](mittwald/flow@0.2.0-alpha.827...0.2.0-alpha.839)

---
updated-dependencies:
- dependency-name: "@mittwald/flow-react-components"
  dependency-version: 0.2.0-alpha.839
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]