Closing a popup window does not use inline JavaScript code anymore.

Resolves: #96019
Releases: master, 11.5
Change-Id: Iea2354e30d51ddcd24d9288fe5fa87b924259c13
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72222


Tested-by: core-ci <typo3@b13.com>
Tested-by: Torben Hansen <derhansen@gmail.com>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Torben Hansen <derhansen@gmail.com>
Reviewed-by: Benni Mack <benni@typo3.org>