[BUGFIX] Allow to open info modal window

The configuration top.TYPO3.settings.ShowItem.moduleUrl
must be set so that info-window.js can use it to load
the content for the modal.

Resolves: #104147
Resolves: #99467
Resolves: #99695
Releases: main, 12.4, 11.5
Change-Id: I9dcf4e04e6c87a965ddfa6d2f3044cd74759a530
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/84755


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