Problem/Motivation
As part of #3094468: [plan] Update core JavaScript (and CSS) dependencies prior to 9.0.0-beta1 we need to update popper.js to 1.16.0
https://github.com/popperjs/popper.js/releases
Proposed resolution
Update it
As part of #3094468: [plan] Update core JavaScript (and CSS) dependencies prior to 9.0.0-beta1 we need to update popper.js to 1.16.0
https://github.com/popperjs/popper.js/releases
Update it