chore(deps-dev): bump @rjsf/mui from 6.5.3 to 6.6.1

Bumps [@rjsf/mui](https://github.com/rjsf-team/react-jsonschema-form) from 6.5.3 to 6.6.1.
- [Release notes](https://github.com/rjsf-team/react-jsonschema-form/releases)
- [Changelog](https://github.com/rjsf-team/react-jsonschema-form/blob/main/CHANGELOG.md)
- [Commits](rjsf-team/react-jsonschema-form@6.5.3...6.6.1)

---
updated-dependencies:
- dependency-name: "@rjsf/mui"
  dependency-version: 6.6.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]