Allow previous data messages for remove to include removing text, useful when removing text from text nodes

[janechu]

Pull Request

📖 Description

This change updates the following:

• Allows a previous data message for an update to include removal of strings when it is the root level data type
• Allows remove to include a dictionary ID

✅ Checklist

General

• [x] I have added tests for my changes.
• [x] I have tested my changes.
• [ ] I have updated the project documentation to reflect my changes.