react-jsonschema-form: additionalProperties can't be added with semantic-ui fluent-ui themes

Prerequisites

• I have read the documentation;
• In the case of a bug report, I understand that providing a SSCCE example is tremendously useful to the maintainers.
• Ideally, I’m providing a sample JSFiddle or a shared playground link demonstrating the issue.

Description

additionalProperties can`t be added with semantic-ui fluent-ui and material-ui themes

Steps to Reproduce

1. Goto https://rjsf-team.github.io/react-jsonschema-form/
2. Select additionalProperties example
3. Select theme material-ui, semantic-ui, fluent-ui

Expected behavior

Expected behavior should be as for default and antd themes

Actual behavior

Can`t add or remove additioanlProperties for selected object

Version

Latest version from npm