[BUGFIX] Use correct icon for pages table

The check for content_from_pid is wrong as it is not the raw database record and therefore the relation is an array.

Resolves: #103405
Releases: main, 12.4
Change-Id: I31cfc584d9d1164ef96e1c3bec5ec75cc1619bd7
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/83662


Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: core-ci <typo3@b13.com>