Scenario :

Test A:

1. Add a list block
2. Put in a word like “hello”
3. Place the caret in the middle of the word and tap Enter to break it
4. Tap backspace at the beginning of the new list item to merge with above. The word merges back OK.
5. Without moving the care, tap Enter again to break it again

Result: the second half of the word is gone
Expected: the second half of the word should be in the new line

Test B:

1. Create a List with 3 items that have content
2. Put the cursor on the beginning of the 3d row
3. Press backspace
4. Press enter

Result: the second half of the word is gone
Expected: the second half of the word should be in the new line