Scroll go to start if I click between two items

[pseudooriginal]

• I'm submitting a ...

  • [x ] bug report

• Do you want to request a feature or report a bug?
  Report a bug.

• What is the current behavior?
  I'm using ngx-drag-scroll to scroll in a material chips list. If I click between two chips during my scroll, it go back to the start of the list.

• If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem you can use the demo site as an example or via https://plnkr.co
  https://stackblitz.com/edit/drag-scroll-with-chips?file=src/styles.css

• What is the expected behavior?
  I expected a click between two items would not do anything.

• What is the motivation / use case for changing the behavior?

• Please tell us about your environment:
  angular: 11.2.7

ngx-drag-scroll: 9.0.0-beta.4

• Version: 1.0.0
• Browser: Chrome 86.0.4240.75

• Other information (e.g. detailed explanation, stacktraces, related issues, suggestions how to fix, links for us to have context, eg. stackoverflow, gitter, etc)