fix: BooleanField component to not alter readOnly props

[jacqueswho]

Reasons for making this change

Fixed the code for the BooleanField component to not alter the readonly props

Checklist

• I'm updating documentation
  • I've checked the rendering of the Markdown text I've added
• I'm adding or updating code
  • I've added and/or updated tests. I've run npm run test:update to update snapshots, if needed.
  • I've updated docs if needed
  • I've updated the changelog with a description of the PR
• I'm adding a new feature
  • I've updated the playground with an example use of the feature

[heath-freenome]

Please update the CHANGELOG.md

[jacqueswho]

@heath-freenome this has not been reported and mentioned, thought change log is for existing issues