[TASK] Provide uid in ElementInformation popup

The uid of a record is an important information and should
be provided as well.

Resolves: #82526
Releases: master, 8.7
Change-Id: Ic44ca6a24e21c09ced78203ed4a73907906bf568
Reviewed-on: https://review.typo3.org/54187


Tested-by: TYPO3com <no-reply@typo3.com>
Tested-by: Riccardo De Contardi <erredeco@gmail.com>
Reviewed-by: Morton Jonuschat <m.jonuschat@mojocode.de>
Reviewed-by: Sascha Rademacher <s.rademacher@neusta.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>