[FEATURE] Show path to record location in group elements

To ease the usage of `group` fields in the FormEngine like e.g. in the
"Insert records" content element, the record overview now shows the
path to the location where each assigned record is stored,
respectively.

Resolves: #100093
Releases: main
Change-Id: I1623b506727b46ccc86361e2c061c7e2c705a50f
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/78033


Reviewed-by: Torben Hansen <derhansen@gmail.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Torben Hansen <derhansen@gmail.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>