Lexical version: 0.40.0

Steps To Reproduce

1. Type bolded "hello" in the editor
2. Move the cursor between "he" and "llo"
3. Press the Tab key twice
4. Move the cursor between the two tabs
5. Start Typing any character

Link to code example: playground

The current behavior

The format disappears between the tabs.

The expected behavior

If a user inserts tabs within a formatted range, those tabs should maintain the formatting.

Impact of fix