upgrade

[jekuer]

Type(s) of changes

• (Bug) fix
• New functionality
• Breaking change

Description of the change

⚠️ Breaking: When setting the dates objects and respective attributes on the root level, root values now always override the dates object (except for name in the multi-date case)

Checklist

• My code follows the code style of this project (I ran npm run format).
• I have read the CONTRIBUTING document.