Feature: #50039 - Configurable width of the Element Browser

See Issue #50039

Description

It is now possible to set the width and height of the element browser on a per-user basis via UserTSConfig.

Usage:

::
options.popupWindowSize = 400x900 options.RTE.popupWindowSize = 200x200

Impact

The Element Browser width and height can be set for better usability and user experience.