[TASK] Remove obsolete inline JavaScript related to BE routing

Various functionality regarding inline jumping to
Backend modules / Page Module is now obsolete
due to the introduced backend routing with TYPO3 v11.2.

Resolves: #94766
Releases: master
Change-Id: I176beebaf6c1548e413b407846332ca845526caf
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/70313


Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Benni Mack <benni@typo3.org>