[TASK] Remove the closing PHP tag

During the last year some closing PHP tags are added again.
Remove the new added closing tags.

Resolves: #61393
Releases: 6.3
Change-Id: I40612b7ae10f3b0341bf46a894d193dbd732a70b
Reviewed-on: http://review.typo3.org/32614
Reviewed-by: Frank Nägler <typo3@naegler.net>
Reviewed-by: Benjamin Mack <benni@typo3.org>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>