Backspacing a new line is deleting the text written after that

[sumedhapoddar23]

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Steps for Reproduction

1. Enter a text in the pattern

Hi, testing react quill. 

Thanks

Jack.

2. Move the cursor just before J and press backspace/delete.
3. It changes the text to

Hi, testing react quill. 

Thanks

Expected behavior: It should not delete the text "Jack"

Include browser, operating system and respective versions

Version:
react quill: [2.0.0-beta.2]