Text Formatting issue - When editing text in the side editor, text format breaks

[malalacharm]

Describe the bug

If text is edited on the side editor, the text formatting breaks.

To Reproduce
Steps to reproduce the behavior:

1. Add a new page
2. Add a Text block
3. Type a text
4. Highlight a word in bold
5. Enter text within the font style in the side editor

Expected behavior

When entering text within a defined font style in the side editor, the text should automatically follow and display the formatting of the specified font style settings.

Screenshot

Text.formatting.issue.mp4