[TASK] Reformat code according to the TYPO3 CGL

Change-Id: I9d4d3546cb729ed4c8c9ae5451de7713954d95e1
Reviewed-on: https://review.typo3.org/29370
Reviewed-by: Jigal van Hemert
Reviewed-by: Thomas Löffler
Tested-by: Thomas Löffler