Remove the threshold of scrolling up for stopping auto scrolling down for the chat window

[fdb02983rhy]

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1. Is this request related to a challenge you're experiencing? Tell me about your story.

The threshold is 300px now, sometimes users have to "fight" with the threshold for stopping the auto scrolling.

2. Additional context or comments

No response

3. Can you help us with this feature?

• [x] I am interested in contributing to this feature.