[TASK] Info>Pagetree: Remove table zebra style

Resolves: #63214
Releases: master
Change-Id: I8336ef3e85f49b08b7f31b5f9730ffc10ec1ab5f
Reviewed-on: http://review.typo3.org/34499
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>
Tested-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>