[FEATURE] Move files from filelist via Drag & Drop into tree

It is now possible drag items (files or folders)
from the filelist iframe into the tree.

Resolves: #99733
Releases: main
Change-Id: I573fc5a290a14abe79a8211ecf1751a59c1e4c38
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/77522


Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: core-ci <typo3@b13.com>