[BUGFIX] Fix save and view page for a new page record

The current page id is not set correctly because the popViewId
contains not the uid of the created page. Because it is meant
to fetch the uid of the current page anyway we can
use the record id.

Resolves: #73428
Resolves: #73475
Releases: master,7.6
Change-Id: I4c34547d9a9cf8acd1de01473e931d0fb6a634d8
Reviewed-on: https://review.typo3.org/46736


Reviewed-by: Peter Kraume <peter.kraume@gmx.de>
Tested-by: Peter Kraume <peter.kraume@gmx.de>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>